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Astrophysics Data System (ADS)

Query Results from Astronomy Database

Retrieved 263 abstracts, starting with number 1001. Total number selected: 1263

Bibcode	Score	Date	Available Items
Authors	Title		Access Control Help

1993AdSpR..13l.231J	0.259	12/1993	A
JAHODA, K.	HEAO-1 and BBXRT non-source X-ray observations

1993AAS...18311606S	0.259	12/1993	O S
SMITH, D. M.; LEVENTHAL, M.; TUELLER, J.; KINZER, R. L.; KURFESS, J. D.; JOHNSON, W. N.; JUNG, G.; PURCELL, W. R.; STRICKMAN, M. S.; ULMER, M. P.	Search for Compton-Backscattered Annihilation Radiation from the Galactic Center with OSSE

1993AAS...183.2905M	0.259	12/1993	O S
MCCONNELL, M. L.; FORREST, D.; RYAN, J.; COLLMAR, W.; SCHONFELDER, V.; STEINLE, H.; STRONG, A.; VAN DIJK, R.; HERMSEN, W.; BENNETT, K.	COMPTEL Gamma-Ray Observations of X-Ray Binaries

1993SPIE.2006..324Z	0.259	11/1993	O M
ZHANG, WEIPING; GILES, ALAN B.; JAHODA, K.; SOONG, YANG; SWANK, JEAN H.; MORGAN, EDWARD H.	Laboratory performance of the proportional counter array experiment for the X-ray Timing Explorer

1993ApJ...418....1R	0.259	11/1993	O F
REPHAELI, YOEL	Comptonization of the Cosmic Microwave Background by Gas in Superclusters of Galaxies

1993IAUC.5881....2H	0.259	10/1993	E S
HARMON, B. A.; FISHMAN, G. J.; RUBIN, B. C.; WILSON, C. A.; PACIESAS, W. S.	V1357 Cygni

1993ApJ...414L..77B	0.259	09/1993	A R C S
BENNETT, C. L.; HINSHAW, G.; BANDAY, A.; KOGUT, A.; WRIGHT, E. L.; LOEWENSTEIN, K.; CHENG, E. S.	Noncosmological signal contributions to the COBE DMR anisotropy maps

1993IAUC.5813....2H	0.259	06/1993	E S
HARMON, B. A.; FISHMAN, G. J.; WILSON, C. A.; PACIESAS, W. S.; LING, J. C.; WHEATON, W. A.	Cygnus X-1

1993cuny.reptQ....P	0.259	06/1993	A
PATTERSON, JOSEPH	Eclipsing cataclysmic variables. Deep eclipses in H0928+501. YY Draconis, the whirling dervish. New x ray pulsar candidates from HEAO-1

1993AAS...182.5509H	0.259	05/1993	O
HARRIS, M. J.; SHARE, G. H.; LEISING, M. D.	Upper Limit on Transient Emission of a Broad, Redshifted 0.511 MeV gamma -Ray Line from the Galactic Center Region

1993ApJ...406...97B	0.259	03/1993	A F R C S
BURROWS, D. N.; SINGH, K. P.; NOUSEK, J. A.; GARMIRE, G. P.; GOOD, J.	A multiwavelength study of the Eridanus soft X-ray enhancement

1993PhDT.........3W	0.259	00/1993	A
WEAVER, KIMBERLY ANN	The complex broadband x-ray spectra of Seyfert galaxies

1993A&AS...97..329C	0.259	01/1993	A R S
CASTRO-TIRADO, A. J.; BRANDT, S.; LUND, N.; DREMIN, V.; LAPSHOV, I.; SIUNIAEV, R. A.	WATCH observations of the X-ray pulsar 301-2

1993A&AS...97..189L	0.259	01/1993	A R C S
LEI, F.; ROQUES, J. P.; MANDROU, P.; VEDRENNE, G.; BALLET, J.; CORDIER, B.; LEBRUN, F.; LERAY, J. P.; CHURAZOV, E.; GILFANOV, M.; SUNYAEV, R.; BOGOMOLOV, A.; KHAVENSON, N.; KULESHOVA, N.; TSERENIN, I.; SUKHANOV, K.	Search for the compact 511 keV radiation source in the Galactic centre region with SIGMA

1992AAS...181.3515G	0.259	12/1992	O
GROSSAN, B.; REMILLARD, R.; BRADT, H.	A Multi-Frequency Study of an X-ray Selected Sample of AGN II: Line Emission Studies and the X-ray Luminosity Function

1992AAS...181.2003S	0.259	12/1992	O S
SMALE, ALAN P.	No detection of the iron line in Cygnus X--3 by BBXRT

1992ApJ...399..694G	0.259	11/1992	A F R C S
GARMIRE, G. P.; NOUSEK, J. A.; APPARAO, K. M. V.; BURROWS, D. N.; FINK, R. L.; KRAFT, R. P.	The soft X-ray diffuse background observed with the HEAO 1 low-energy detectors

1992sao..reptR....S	0.259	06/1992	A
SCHWARTZ, DANIEL A.	Scientific investigations with the data base HEAO-1 scanning modulator collimator

1992N92-25504.....E	0.259	05/1992	A
EVANS, TOM	A search for the dipole anisotropy of the Cosmic x ray background

1992xeag.rept..314H	0.259	03/1992	A
HELFAND, D. J.; HAMILTON, T. T.	Where have all the sources gone?

1992A&A...256L..38J	0.259	03/1992	A F R C S N
JOURDAIN, E.; BASSANI, L.; BOUCHET, L.; MANDROU, P.; BALLET, J.; LEBRUN, F.; PAUL, J.; LAURENT, PH.; CHURAZOV, E.; GILFANOV, M.; SUNYAEV, R.; DYACKHOV, A.; KHAVENSON, N.; CHULKOV, I.; KUZNETSOV, A.; NOVIKOV, B.	SIGMA observation of a steep spectral shape in NGC 4151 above 35 keV

1992ApJ...385..561L	0.259	02/1992	A F R C S
LEAHY, D. A.; NOUSEK, J.; GARMIRE, G.	Discovery of X-ray emission associated with the Gum Nebula

1992tap..proc..196D	0.259	00/1992	A
DONE, C.; MULCHAEY, J. S.; MUSHOTZKY, R. F.; ARNAUD, K. A.	Problems for the standard black hole/accretion disk models in Cygnus X-1?

1992PhDT........12G	0.259	00/1992	A
GROSSAN, BRUCE ALAN	A multi-frequency study of an x ray selected sample of active galactic nuclei

1992PhDT.........1V	0.259	00/1992	A
VAUGHAN, BRIAN ALEXANDER	Temporal and spectral variability in luminous x ray binaries

1991ApJ...380..357P	0.259	10/1991	A F R C S N
PIRO, L.; COSTA, E.; MATT, G.; DAL FIUME, D.; MORELLI, E.; FRONTERA, F.	X-ray observations of the Seyfert 1 galaxy Markarian 464

1991ApJ...380L..59R	0.259	10/1991	A F R C S
REPHAELI, YOEL; GRUBER, DUANE; MACDONALD, DAN; PERSIC, MASSIMO	X-ray emission from starburst galaxies

1991ApJ...378L..37J	0.259	09/1991	A F R C
JAHODA, KEITH; MUSHOTZKY, RICHARD F.; BOLDT, ELIHU; LAHAV, OFER	Cross-correlation of the X-ray background with nearby galaxies

1991ApJ...376..295L	0.259	07/1991	A F R C S
LOCHNER, JAMES C.; SWANK, J. H.; SZYMKOWIAK, A. E.	Shot model parameters for Cygnus X-1 through phase portrait fitting

1991IAUC.5229....1B	0.259	04/1991	E S
BRIGGS, M.; MATTESON, J.; GRUBER, D.; PETERSON, L.; JAHODA, K.	V1223 Sagittarii

1991ApJ...370..670C	0.259	04/1991	A F R C S
COMINSKY, L. R.; MORAES, F.	Multimission observations of 4U 1538 - 52

1991ApJ...369..485U	0.259	03/1991	A F R C S
ULMER, M. P.; PURCELL, W. R.; WHEATON, W. A.; MAHONEY, W. A.	HEAO 3 upper limits to pulsed gamma-ray emission from PSR 1509 - 58 and PSR 0833 - 45

1991ApJ...369..440N	0.259	03/1991	A O F R C S
NOFAR, IRIT; SHAVIV, GIORA; STARRFIELD, SUMNER	The formation of Al-26 in nova explosions

1991aftm.proc..431M	0.259	00/1991	A
MIYAJI, TAKAMITSU; JAHODA, KEITH; BOLDT, ELIHU	The X-ray flux dipole of AGNs as an indicator of the local gravitational field

1990S&T....80..128B	0.259	08/1990	A S
BEATTY, J. KELLY	Rosat and the X-ray universe

1990ApJ...359..204T	0.259	08/1990	A F R C S
TUOHY, I. R.; REMILLARD, R. A.; BRADT, H. V.; BRISSENDEN, R. J. V.	1H 0709-360 - A cataclysmic variable with an orbital period inside the 'period gap'

1990cait.reptR....M	0.259	07/1990	A
MEWALDT, RICHARD A.; WEBBER, W. R.	New aspects of heavy cosmic rays from calcium to nickel (Z = 20 to 28)

1990egre.symp..303S	0.259	05/1990	A
SCHONFELDER, V.	COMPTEL observations of active galactic nuclei

1990AJ.....99.1435K	0.259	05/1990	A O F R C S N
KIRHAKOS, S. D.; STEINER, J. E.	X-ray and infrared selected active galactic nuclei. I - The missing edge-on galaxies

1990ApJS...72..471D	0.259	03/1990	A D R C S N
DELLA CECA, R.; PALUMBO, G. G. C.; PERSIC, M.; BOLDT, E. A.; MARSHALL, E. E.; DE ZOTTI, G.	A catalog of X-ray measurements of selected samples of active galaxies and nuclei

1990ApJ...351...22D	0.259	03/1990	A F R C
DE ZOTTI, G.; PERSIC, M.; FRANCESCHINI, A.; DANESE, L.; PALUMBO, G. G. C.; BOLDT, E. A.; MARSHALL, F. E.	Constraints on large-scale clustering from the autocorrelation properties of the X-ray background

1989xrbi....2..737D	0.259	11/1989	A
DEZOTTI, G.; DANESE, L.; FRANCESCHINI, A.; PERSIC, M.; TOFFOLATTI, L.	Contributions of discrete sources to the X ray background

1989xrbi....1..617S	0.259	11/1989	A
SOONG, Y.; SWANK, J. H.	Timing analysis of binary X ray pulsars observed by HEAO 1

1989MNRAS.240..833T	0.259	10/1989	A F R C S N
TURNER, T. J.; POUNDS, K. A.	The Exosat spectral survey of AGN

1989ApJ...344..125P	0.259	09/1989	A F R C S N
PERSIC, M.; DE ZOTTI, G.; DANESE, L.; FRANCESCHINI, A.; PALUMBO, G. G. C.; BOLDT, E. A.; MARSHALL, F. E.	Contributions of low-luminosity sources to the X-ray background

1989ApJ...343..313B	0.259	08/1989	A F R C S
BASSANI, L.; DI COCCO, G.; STEPHEN, J. B.; DEAN, A. J.; PEROTTI, F.	Gamma-ray observations of Cygnus X-1

1989MNRAS.238..917W	0.259	06/1989	A F R C S N
WARWICK, R. S.; BARSTOW, M. A.; YAGOOB, T.	The X-ray spectrum of QSO 1821 + 643

1989ApJ...337..485C	0.259	02/1989	A F R C S
COMINSKY, L. R.; WOOD, K. S.	Further observations of the eclipsing X-ray burst source MXB 1659-29

1989PhDT.........6D	0.259	00/1989	A
DAVIES, SIMON ROBERT	The supernova remnant G109.1-1.0 and the x-ray pulsar 1E2259+586

1989lssm.meet..303D	0.259	00/1989	A
DE ZOTTI, G.; PERSIC, M.; BOLDT, E. A.; MARSHALL, F. E.; DANESE, L.	X-ray constraints on large scale clustering

1989ApJ...336L..47P	0.259	01/1989	A F R C
PERSIC, M.; DE ZOTTI, G.; BOLDT, E. A.; MARSHALL, F. E.; DANESE, L.; FRANCESCHINI, A.; PALUMBO, G. G. C.	The autocorrelation properties of fluctuations in the cosmic X-ray background

1988ApJ...335..215P	0.259	12/1988	A F R C S
PETRE, R.; SZYMKOWIAK, A. E.; SEWARD, F. D.; WILLINGALE, R.	A comprehensive study of the X-ray structure and spectrum of IC 443

1988ApJ...333..133R	0.259	10/1988	A F R C S N
REPHAELI, YOEL; GRUBER, D. E.	HEAO 1 hard X-ray observation of clusters of galaxies and intracluster magnetic fields

1988ApJ...331L...5R	0.259	08/1988	A F R C S N
RIEKE, G. H.	Hard X-ray observations of ultraluminous infrared galaxies

1988ApJ...329..276V	0.259	06/1988	A F R C S
VRTILEK, S. D.; SWANK, J. H.; KELLEY, R. L.; KAHN, S. M.	Long-term temporal variability of Cygnus X-2

1988ApJ...329..212B	0.259	06/1988	A F R C
BILDSTEN, LARS; ZUREK, W. H.	Positron annihilation radiation from the Galactic center - 'Cheshire cat' Compton scattering and the origin of excess continuum

1988PhDT.........1C	0.259	04/1988	A
CONNORS, ALANNA	An all sky study of fast X-ray transients

1988ApJ...327L...1P	0.259	04/1988	A F R C S N
PERSIC, MASSIMO; REPHAELI, YOEL; BOLDT, ELIHU	A bound on X-ray emission from the intrasupercluster medium

1988ApJ...325L..39L	0.259	02/1988	A F R C S
LIANG, EDISON P.; DERMER, CHARLES D.	Interpretation of the gamma-ray bump from Cygnus X-1

1988ApJ...325L..25P	0.259	02/1988	A F R C S N
PIRO, L.; MASSARO, E.; PEROLA, G. C.; MOLTENI, D.	An exceptional change in the X-ray flux and spectrum of the Seyfert 1 galaxy E1615 + 061

1988slmc.proc..355T	0.259	00/1988	A
TRUEMPER, J.; REPPIN, C.; PIETSCH, W.; ENGLHAUSER, J.; VOGES, W.	The hard X-ray spectrum of SN 1987A

1988PASJ...40..127M	0.259	00/1988	A R C S N
MIYOSHI, S.; YAMASHITA, K.; OKUMURA, Y.; HAYAKAWA, S.; KUNIEDA, H.; NAGASE, F.; TAWARA, Y.; MATSUOKA, M.; ONDA, K.	X-ray observations of IC 4329

1988AdSpR...8...61B	0.259	00/1988	A
BRANDUARDI-RAYMONT, G.; MITTAZ, J. P. D.	The flux variability of the Seyfert galaxy NGC6814 as observed with Exosat

1987PhDT.........3H	0.259	00/1987	A
HUETER, GEOFFREY JAMES	HEAO-1 observations of gamma-ray bursts

1987esss.nasa..317G	0.259	06/1987	A
GIACCONI, RICCARDO	Discrete X-ray sources and the X-ray background

1987ess..nasa..191C	0.259	06/1987	A
CESARSKY, CATHERINE J.; ORMES, JONATHAN F.	Origin and propagation of galactic cosmic rays

1987ApJ...315..154R	0.259	04/1987	A F R C S
ROTHSCHILD, RICHARD E.; SOONG, YANG	Two binary cycles of GX 301-2

1987stan.reptQ....F	0.259	02/1987	A
FAIRBANK, WILLIAM M.	A search for rapidly modulated emission in bright X-ray sources using the HEAO A-1 data base

1987ApJ...313..185S	0.259	02/1987	A F R C S N
SINGH, K. P.; NOUSEK, J. A.; BURROWS, D. N.; GARMIRE, G. P.	A 9 month long soft X-ray survey of the Large Magellanic Cloud. I - X-ray map at 1/4 keV

1987sao..rept.....S	0.259	01/1987	A
SCHWARTZ, DANIEL A.	EX56a study of extended X-ray emission around isolated galaxies EX56b identification and spectra of bright X-ray sources at high galactic latitude

1987KosNT...2...78S	0.259	00/1987	A
SILICH, S. A.; FOMIN, P. I.	Concerning the nature of giant X-ray cavities of the Cygnus source type

1987ApLC...26....7G	0.259	00/1987	A
GIACCONI, RICCARDO	Discrete X-ray sources and the X-ray background

1987ApJ...312..732N	0.259	01/1987	A F R C S
NORRIS, J. P.; WOOD, K. S.	Discovery of 5 Hz quasi-periodic oscillations in Cygnus X-2

1987ApJ...312L..31H	0.259	01/1987	A F R C S N
HALPERN, J. P.; PATTERSON, J.	A hard X-ray source in the nearest molecular cloud

1986ApJ...309..230N	0.259	10/1986	A F R C S
NOUSEK, J. A.; SHIPMAN, HARRY L.; HOLBERG, J. B.; LIEBERT, JAMES; PRAVDO, STEVEN H.; WHITE, N. E.; GIOMMI, PAOLO	H 1504 + 65 - An extraordinarily hot compact star devoid of hydrogen and helium

1986IAUC.4259....1G	0.259	09/1986	E S
GARCIA, M.; BURG, R.; GRINDLAY, J.	4U 1820-30

1986ApJ...308..563B	0.259	09/1986	A F R C S N
BEALL, J. H.; WOOD, K. S.; YENTIS, D. J.	On the short time scale variability of the Seyfert galaxy NGC 6814

1986A&A...164..231L	0.259	08/1986	A
LUND, N.; ROTENBERG, M.	Search for heavy antinuclei in the cosmic radiation

1986IAUC.4235....2H	0.259	07/1986	E S
HERTZ, P.; WOOD, K. S.	GX 17+2

1986A&A...161....1D	0.259	06/1986	A R C S N
DANESE, L.; FRANCESCHINI, A.; DE ZOTTI, G.; FASANO, G.	Cosmological evolution of AGNs in the X-ray band

1986ApJ...303..769C	0.259	04/1986	A F R C S
CONNORS, A.; SERLEMITSOS, P. J.; SWANK, J. H.	Fast transients - A search in X-rays for short flares, bursts, and related phenomena

1986ApJ...302..287H	0.259	03/1986	A F R C
HENRIKSEN, M. J.; MUSHOTZKY, R. F.	The X-ray spectrm of the Coma Cluster of galaxies

1986Ap&SS.119...77H	0.259	02/1986	A R S
HIRANO, T.; HAYAKAWA, S.; NAGASE, F.; TAWARA, Y.	Iron K-emission line from Cygnus X-2

1986N87-20166.....B	0.259	00/1986	A
BILDSTEN, M. L.; ZUREK, W. H.	Positron annihilation in the Galactic Center: Cheshire Cat Compton scattering and excess continuum

1986gddu.work..215D	0.259	00/1986	A
DANESE, L.; DE ZOTTI, G.	Microwave and X-ray constraints on local large-scale overdensities

1986ana..work..393M	0.259	00/1986	A
MEYER, JEAN-PAUL	Cosmic rays - Material from coronae of ordinary stars and from He-burning zones, but not from s-process sites

1985ApJ...298..619S	0.259	11/1985	A F R C S N
STOCKE, J. T.; LIEBERT, J.; SCHMIDT, G.; GIOIA, I. M.; MACCACARO, T.; SCHILD, R. E.; MACCAGNI, D.; ARP, H. C.	Optical and radio properties of X-ray selected BL Lacertae objects

1985icr.....3..355F	0.259	08/1985	A
FRONTERA, F.; BASIN, A.; DALFIUME, D.; FRANCESCHINI, T.; LANDINI, G.; MORELLI, E.; POULSEN, J. M.; RUBINI, A.; SILVESTRI, S.; COSTA, E.	Lapex: A Phoswich balloon experiment for hard X-ray astronomy

1985icr.....2..131D	0.259	08/1985	A
DRACH, J.; PRICE, P. B.; SALAMON, M. H.; TARLE, G.; AHLEN, S. P.	Capabilities of the LDEF-2 heavy nuclei collection

1985icr.....1..361P	0.259	08/1985	A
PRANTZOS, N.; CASSE, M.; GROS, M.; DOOM, C.; ARNOULD, M.	Gamma-ray line emission from Al-26 produced by Wolf-Rayet stars

1985icr.....1..217K	0.259	08/1985	A
KNIGHT, F. K.; MATTESON, J. L.; JUNG, G. V.; ROTHSCHILD, R. E.	Spectra and positions of galactic gamma-ray sources

1985IAUC.4087....1N	0.259	07/1985	E S
NORRIS, J. P.; WOOD, K. S.	V1341 Cygni

1985ApJ...294..591L	0.259	07/1985	A F R C
LEISING, M. D.; CLAYTON, D. D.	Angular distribution of interstellar Al-26

1985ApJ...294L..13R	0.259	07/1985	A F R C
RIEGLER, G. R.; LING, J. C.; MAHONEY, W. A.; WHEATON, W. A.; JACOBSON, A. S.	The gamma-ray spectrum of the Galactic center region

1985N85-26468.....H	0.259	05/1985	A
HENRIKSEN, M. J.; MUSHOTZKY, R.	Spectral constraints on models of gas in clusters of galaxies

1985ApJ...292..441H	0.259	05/1985	A F R C S N
HENRIKSEN, M. J.; MUSHOTZKY, R. F.	The physical implications of an isothermal model for the hot intracluster medium

1985ApJ...292...49K	0.259	05/1985	A F R C
KALLMAN, T.; MUSHOTZKY, R.	Consequences of hot gas in the broad-line region of active galactic nuclei

1985SSRv...40..681H	0.259	04/1985	A R C S
HENRIKSEN, M. J.; MUSHOTZKY, R. F.	Spectral constraints on models of gas in clusters of galaxies

1985sao..reptQ....K	0.259	04/1985	A
KNIGHT, F. K.	A high energy X-ray study of the galactic center

1985ApJ...291..486M	0.259	04/1985	A F R C S
MACCALLUM, C. J.; HUTERS, A. F.; STANG, P. D.; LEVENTHAL, M.	Search for gamma-ray line emission from SS 433

1985N85-21090.....K	0.259	03/1985	A
KALLMAN, T.; MUSHOTZKY, R.	Consequences of hot gas in the broad line region of active galactic nuclei

1985IrAJ...17...40O	0.259	03/1985	A
OSULLIVAN, D.	LDEF-1 and beyond

1985ApJ...290..557K	0.259	03/1985	A F R C S
KNIGHT, F. K.; JOHNSON, W. N., III; KURFESS, J. D.; STRICKMAN, M. S.	High-energy X-ray observations of the Galactic center region

1985IAUC.4038....3C	0.259	02/1985	E S
COOK, M. C.; GREEN, D. W. E.	PG 0834+488

1985ApJ...289..603Z	0.259	02/1985	A F R C
ZUREK, W. H.	Annihilation radiation from the galactic center - Positrons in dust?

1985PASAu...6..186G	0.259	00/1985	A F R C S N
GREENHILL, J. G.; FENTON, K. B.; SOOD, R. K.; TUOHY, I. R.	An Australian broad-band satellite for X-ray astronomy

1985mwg..symp..349O	0.259	00/1985
OORT, J. H.	The galactic nucleus

1985AdSpR...5..137S	0.259	00/1985	A
SCHWARTZ, D. A.; ROBERTS, W.; BRADT, H.; REMILLARD, R.; BUCKLEY, D.	Recent optical identifications of HEAO-1 X-ray sources

1984ChA&A...4Q.253X	0.259	12/1984	A
XU, C. -X.	The anisotropy of the diffuse cosmic X-ray background

1984ApJS...56..403K	0.259	12/1984	A D R C S N
KOWALSKI, M. P.; CRUDDACE, R. G.; WOOD, K. S.; ULMER, M. P.	An X-ray survey of clusters of galaxies. IV - A survey of southern clusters and a compilation of upper limits for both Abell and southern clusters

1984ApJ...287..856W	0.259	12/1984	A F R C S
WHITE, N. E.; SWANK, J. H.	The 41.5 day binary X-ray pulsar 4U 1223 - 62 (GX 301 - 2)

1984xagn.rept..135G	0.259	10/1984	A
GIOIA, I. M.; MACCACARO, T.; MACCAGNI, D.; STOCKE, J.	On the surface density of X-ray selected BL Lacertae objects

1984xagn.rept..129G	0.259	10/1984	A
GRUBER, D. E.; ROTHSCHILD, R. E.; MATTESON, J. L.; KINZER, R. L.	The HEAO-1 diffuse component spectrum from 15 to above 500 keV

1984ApJ...284...54U	0.259	09/1984	A F R C S N
UBERTINI, P.; BAZZANO, A.; LA PADULA, C.; POLCARO, V. F.; MANCHANDA, R. K.	Hard X-ray variability of three active galactic nuclei

1984ApJ...284L..23M	0.259	09/1984	A F R C S N
MACCACARO, T.; GIOIA, I. M.; MACCAGNI, D.; STOCKE, J. T.	On the surface density of X-ray selected BL Lacertae objects

1984ChA&A...4R.253X	0.259	07/1984	A
XU, C. -X.	The anisotropy of the diffuse cosmic X-ray background

1984ApJ...281..354W	0.259	06/1984	A F R C S
WHITE, N. E.; MARSHALL, F. E.	The unusually soft X-ray spectrum of LMC X-3

1984N84-35234.....M	0.259	05/1984	A
MUSHOTZKY, R. F.	X-ray spectra of clusters of galaxies

1984ApJ...280..688S	0.259	05/1984	A F R C S
STEINER, J. E.; FERRARA, A.; GARCIA, M.; PATTERSON, J.; SCHWARTZ, D. A.; WARWICK, R. S.; WATSON, M. G.; MCCLINTOCK, J. E.	Identification of two hard X-ray emitting Be stars using the HEAO 1 scanning modulation collimator

1984cfua.rept...10U	0.259	04/1984	A
URRY, C. M.; KONDO, Y.; HACKNEY, K. R. H.; HACKNEY, R. L.; MUFSON, S. L.; WISNIEWSKI, W.	Very recent IUE observations of 2 BL Lacertae orbits

1984ApJ...279..511S	0.259	04/1984	A F R C S N
STOTTLEMYER, A. R.; BOLDT, E. A.	On the X-ray spectrum of the volume emissivity arising from Abell clusters

1984ApJ...277..682N	0.259	02/1984	A F R C S
NOUSEK, J. A.; TAKALO, L. O.; SCHMIDT, G. D.; TAPIA, S.; HILL, G. J.; BOND, H. E.; GRAUER, A. D.; STERN, R. A.; AGRAWAL, P. C.	E2003 + 225 - A 3h 42m AM Herculis type binary system

1984PhyS....7..157M	0.259	00/1984	A R C
MUSHOTZKY, R. F.	X-ray emission from clusters of galaxies

1984AdSpR...3..157M	0.259	00/1984	A
MUSHOTZKY, R. F.	X-ray spectra and time variability of active galactic nuclei

1983ApJ...274..717W	0.259	11/1983	A F R C S
WILSON, C. K.; ROTHSCHILD, R. E.	Observations of a hard X-ray component in the spectrum of Nova Ophiuchi

1983ApJ...274..327S	0.259	11/1983	A F C S
SOONG, Y.; ROTHSCHILD, R. E.	Long-term, hard X-ray observations of Scorpius X-1 from HEAO 1

1983Natur.305...37L	0.259	09/1983	A R C S
LAMB, R. C.; LING, J. C.; MAHONEY, W. A.; RIEGLER, G. R.; WHEATON, W. A.; JACOBSON, A. S.	Gamma-ray line emission from SS433

1983ChA&A...3Q.157H	0.259	09/1983	A
HUANG, Y. -N.; CHENG, T. -Y.; ZHANG, G. -L.	The propagation of cosmic rays in interstellar matter Pathlength, residence time and age

1983ApJ...272..678H	0.259	09/1983	A F R C S
HOWE, S. K.; PRIMINI, F. A.; BAUTZ, M. W.; LANG, F. L.; LEVINE, A. M.; LEWIN, W. H. G.	HEAO 1 high-energy X-ray observations of Centaurus X-3

1983A&A...126...70A	0.259	09/1983	A R S
AGRAWAL, P. C.; SINGH, K. P.; RIEGLER, G. R.	Detection of an extended soft X-ray source H 2326-79 in the southern sky

1983ApJ...270..239P	0.259	07/1983	A C S
PRAVDO, S. H.	The broad-band X-ray spectrum of Cygnus X-2

1983ApJ...269..423R	0.259	06/1983	A R C S N
ROTHSCHILD, R. E.; BAITY, W. A.; GRUBER, D. E.; MATTESON, J. L.; PETERSON, L. E.; MUSHOTZKY, R. F.	2-165 keV observations of active galaxies and the diffuse background

1983ApJ...269..212K	0.259	06/1983	A R C S
KAHN, S. M.; BRODIE, J.; BOWYER, S.; CHARLES, P. A.	The soft X-ray spectrum of the Vela supernova remnant

1983N83-33826.....M	0.259	05/1983	A
MUSHOTZKY, R. F.	X-ray emission from clusters of galaxies

1983ApJ...268..540K	0.259	05/1983	A R C S N
KOWALSKI, M. P.; ULMER, M. P.; CRUDDACE, R. G.	Redshift modifications to HEAO A-1 cluster X-ray luminosities

1983IAUC.3793....1L	0.259	04/1983	E S
LAMB, R. C.; LING, J. C.; MAHONEY, W. A.; RIEGLER, G. R.; WHEATON, W. A.; JACOBSON, A. S.	V1343 Aquilae

1983pepa.work...39G	0.259	03/1983	A
GEHRELS, N.; CLINE, T. L.; PACIESAS, W. S.; TEEGARDEN, B. J.; TUELLER, J.; DIROUCHOUX, P.; HAMEURY, J. M.	Upper limits to the annihilation radiation luminosity of Centaurus A

1983ApJ...266..425J	0.259	03/1983	A R C S N
JOHNSON, M. W.; CRUDDACE, R. G.; WOOD, K. S.; ULMER, M. P.; KOWALSKI, M. P.	A survey by HEAO 1 of clusters of galaxies. III - The complete Abell catalog

1983penn.rept.....G	0.259	02/1983	A
GARMIRE, G.	Support of research in X-ray astronomy

1983N83-22088.....K	0.259	02/1983	A
KAZANAS, D.; PROTHEROE, R. J.	Active galaxies and the diffuse Gamma-Ray background

1983snrx.symp..347G	0.259	00/1983
GARMIRE, G. P.	Large scale features of the hot component of the interstellar medium

1983PhDT........12S	0.259	00/1983	A
SHAFER, R. A.	Spatial fluctuations in the diffuse cosmic X-ray background, volumes 1 and 2

1983pepa.work..309G	0.259	00/1983	A
GEHRELS, N.; CLINE, T. L.; PACIESAS, W. S.; TEEGARDEN, B. J.; TUELLER, J.; DIROUCHOUX, P.; HAMEURY, J. M.	Upper limits to the annihilation radiation luminosity of Centaurus A

1983icrc...12..435P	0.259	00/1983	A
PORTER, N. A.	Rapporteur paper on high energy gamma-ray astronomy, sessions XG4 and XG5

1983icrc....9..275K	0.259	00/1983	A
KOCH-MIRAMOND, L.; ENGELMANN, J.; GORET, P.; JULIUSSON, E.; MASSE, P.; SOUTOUL, A.; PERRON, C.; LUND, N.; RASMUSSEN, I. L.	Energy spectra of cosmic rays at source as derived from the French-Danish experiment on HEAO-3

1983icrc....1..169P	0.259	00/1983	A
PROTHEROE, R. J.; KAZANAS, D.	Origin of diffuse gamma-ray background

1983icrc....1...27I	0.259	00/1983	A
ISSA, M. R.; SADZINSKA, M.; WDOWCZYK, J.; WOLFENDALE, A. W.; XU, C. -X.	The anisotropy of the diffuse cosmic X-ray background

1983icrc....1...23W	0.259	00/1983	A
WOLFENDALE, A. W.; XU, C. -X.; SADZINSKA, M.; WDOWCZYK, J.	X-rays from cosmic ray interactions

1983heac.book..351T	0.259	00/1983	A
TSURUTA, S.	Quasar and related problems - Some recent developments

1983eeup.symp..333S	0.259	00/1983
SHAFER, R. A.; FABIAN, A. C.	The (an)isotropy of the X-ray sky

1983ards.proc..415C	0.259	00/1983	A
CHARLES, P. A.	RS CVn systems - The high energy picture

1982ApJ...261L..81M	0.259	10/1982	A F R C S
MARTIN, C.; BASRI, G.; LAMPTON, M.; KAHN, S. M.	The soft X-ray spectrum of Sirius B - Evidence for the photospheric hypothesis

1982ApJ...259...38S	0.259	08/1982	A R C
SNYDER, W. A.; WOOD, K. S.; YENTIS, D. J.; MEEKINS, J. F.; SMATHERS, H. W.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.	An 80 day X-ray light curve of 3C 371

1982AJ.....87..972Q	0.259	07/1982	A F R C
QUINTANA, H.; MELNICK, J.	The correlation between X-ray luminosity and velocity dispersion in clusters of galaxies

1982PhDT.........1T	0.259	06/1982	A
TENNANT, A. F.; MUSHOTZKY, R. F.	The absence of rapid X-ray variability in active galaxies

1982N82-34314.....L	0.259	05/1982	A
LEA, S. M.; MUSHOTZKY, R. F.; HOLT, S. S.	Einstein Observatory solid state spectrometer observations of M87 and the Virgo cluster

1982ApJ...255L..81P	0.259	04/1982	A F R C
PRINCE, T. A.; LING, J. C.; MAHONEY, W. A.; RIEGLER, G. R.; JACOBSON, A. S.	A high-resolution measurement of the 2.223 MeV neutron capture line in a solar flare

1982PASP...94..157P	0.259	02/1982	A F C S
PETERS, G.	The hard X-ray flux from gamma Cassiopeiae during 1970-73

1982N82-22137.....L	0.259	02/1982	A
LEITER, D.; BOLDT, E.	Spectral evolution of active galactic nuclei: A unified description of the X-ray and gamma

1982ApJ...253...47D	0.259	02/1982	A R C
DE ZOTTI, G.; BOLDT, E. A.; MARSHALL, F. E.; SWANK, J. H.; SZYMKOWIAK, A. E.; CAVALIERE, A.; DANESE, L.; FRANCESCHINI, A.	On syntheses of the X-ray background with power-law sources

1982ApJ...253...38U	0.259	02/1982	A R C S N
URRY, C. M.; MUSHOTZKY, R. F.	PKS 2155-304 - Relativistically beamed synchrotron radiation from a BL Lacertae object

1982PhDT.........4R	0.259	00/1982	A
REICHERT, G. A.	X-ray and optical studies of extragalactic X-ray emitters

1982icr.....9...93L	0.259	00/1982	A
LING, J. C.; MAHONEY, W. A.; RIEGLER, G. R.; WHEATON, W. A.; JACOBSON, A. S.	Long-term variations of Cygnus X-1 observed with the HEAO-3 high resolution gamma-ray spectrometer

1982grtr.work..477G	0.259	00/1982	A
GRINDLAY, J. E.; MURRAY, S. S.	Proposed hard X-ray imaging and gamma ray burst studies for XTE

1982grtr.work..163N	0.259	00/1982	A
NORRIS, J. P.; CLINE, T. L.; TEEGARDEN, B. J.	Search for time variations in 511 keV flux by ISEE-3 gamma-ray spectrometer

1982bmst.proc..457K	0.259	00/1982	A
KRUSZEWSKI, A.; MEWE, R.; HEISE, J.; VAN DIJK, W.; CHLEBOWSKI, T.; BAKKER, R.	Variability of soft X-ray emission of EX Hydrae observed with Einstein Observatory

1981Prir........33I	0.259	12/1981	A
IMSHENNIK, V. S.	The huge bubble of hot gas in the galactic interstellar medium

1981ApJ...251...15T	0.259	12/1981	A R C
TENNANT, A. F.; MUSHOTZKY, R. F.; BOLDT, E. A.; SWANK, J. H.	Rapid X-ray variability in the Seyfert galaxy NGC 6814

1981xras.nasa..599R	0.259	11/1981	A
ROTHSCHILD, R. E.	Hard X-ray astrophysics

1981ApJ...250..733K	0.259	11/1981	A R C S
KAHN, S. M.; CHARLES, P. A.; BOWYER, S.; BLISSETT, R. J.	Soft X-ray spectral variations in Scorpius X-1

1981ApJ...250..723R	0.259	11/1981	A R C S
ROTHSCHILD, R. E.; GRUBER, D. E.; KNIGHT, F. K.; MATTESON, J. L.; NOLAN, P. L.; SWANK, J. H.; HOLT, S. S.; SERLEMITSOS, P. J.; MASON, K. O.; TUOHY, I. R.	The X-ray spectrum of AM Herculis from 0.1 to 150 keV

1981ApJ...250..216G	0.259	11/1981	A C
GALAS, C. M. F.; VENKATESAN, D.; GARMIRE, G.	Soft X-ray observation of supernova remnant IC 443

1981AsAer..19...30F	0.259	10/1981	A
FRIEDMAN, H.	The astronomical horizon

1981TecN....9...32G	0.259	09/1981	A
GERIL, N.	X-ray astronomy and the AXAF space observatory

1981N85-12840.....D	0.259	08/1981	A
DEZOTTI, G.; BOLDT, E. A.; CAVALIERE, A.; DANESE, L.; FRANCESCHINI, A.; MARSHALL, F. E.; SWANK, J. H.; SZYMKOWIAK, A. E.	On syntheses of the X-ray background with power-law sources

1981ApJ...248L..13R	0.259	08/1981	A F R C
RIEGLER, G. R.; LING, J. C.; MAHONEY, W. A.; WHEATON, W. A.; WILLETT, J. B.; JACOBSON, A. S.; PRINCE, T. A.	Variable positron annihilation radiation from the galactic center region

1981ApJ...247..994W	0.259	08/1981	A C S
WHITE, N. E.; BECKER, R. H.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.; SWANK, J. H.	A 5.57 hour modulation of the X-ray flux from 4U 1822-37

1981ApJ...247..803R	0.259	08/1981	A R C S
REICHERT, G.; MASON, K. O.; CHARLES, P. A.; BOWYER, S.; LEA, S. M.; PRAVDO, S.	Low energy X-ray emission from five galaxy cluster sources

1981MNRAS.196....1C	0.259	07/1981	A F S
CORDOVA, F. A.; JENSEN, K. A.; NUGENT, J. J.	The HEAO-1 soft X-ray survey of cataclysmic variable stars

1981ApJ...247..632W	0.259	07/1981	A C
WOOD, K. S.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.; MEEKINS, J. F.; SHARE, G. H.; YENTIS, D. J.	A 4.2 second period in the gamma-ray burst of 1977 October 29

1981ApJ...247..362P	0.259	07/1981	A C
PROTHEROE, R. J.; ORMES, J. F.; COMSTOCK, G. M.	Interpretation of cosmic ray composition - The path length distribution

1981ApJ...247L..31W	0.259	07/1981	A F C S
WORRALL, D. M.; KNIGHT, F. K.; NOLAN, P. L.; ROTHSCHILD, R. E.; LEVINE, A. M.; PRIMINI, F. A.; LEWIN, W. H. G.	The hard X-ray spectrum of X Persei

1981PhDT.........1T	0.259	06/1981	A
TENNANT, A. F.; MUSHOTZKY, R. F.; BOLDT, E. A.; SWANK, J. H.	Rapid X-ray variability in the Seyfert galaxy NGC 6814

1981ApJ...246..369L	0.259	06/1981	A R C S N
LEA, S. M.; REICHERT, G.; MUSHOTZKY, R.; BAITY, W. A.; GRUBER, D. E.; ROTHSCHILD, R.; PRIMINI, F. A.	HEAO 1 high energy X-ray observations of the Virgo cluster and A2142

1981ApJ...245..799J	0.259	05/1981	A C S N
JOHNSTON, M. D.; BRADT, H. V.; DOXSEY, R. E.; MARSHALL, F. E.; SCHWARTZ, D. A.; MARGON, B.	The Ophiuchus cluster - A bright X-ray cluster of galaxies at low galactic latitude

1981Natur.290..573S	0.259	04/1981	A C S
STERN, R. A.; RIEGLER, G. R.; AGRAWAL, P. C.	The very soft X-ray transient H1853 + 60

1981N81-26998.....U	0.259	03/1981	A
URRY, C. M.; MUSHOTZKY, R. F.	PKS 2155-304 relativistically beamed synchrotron radiation from BL LAC object

1981ApJ...244.1001M	0.259	03/1981	A C S
MIDDLEDITCH, J.; MASON, K. O.; NELSON, J. E.; WHITE, N. E.	4U 1626-67 - A prograde spinning X-ray pulsar in a 2500 s binary system

1981Ap&SS..75..163K	0.259	03/1981	A C
KANE, S. R.	Multi-spacecraft observations of solar hard X-ray bursts

1981tesc.book..195G	0.259	00/1981	A
GIACCONI, R.; GORENSTEIN, P.; MURRAY, S. S.; SCHREIER, E.; SEWARD, F.; TANANBAUM, H.; TUCKER, W. H.; VAN SPEYBROECK, L.	The Einstein Observatory and future X-ray telescopes

1981icr.....2......	0.259	00/1981	A T
	International Cosmic Ray Conference, 17th, Paris, France, July 13-25, 1981, Conference Papers. Volume 2

1981ApJ...243L..13P	0.259	01/1981	A F C S N
PRIMINI, F. A.; BASINSKA, E.; HOWE, S. K.; LANG, F.; LEVINE, A. M.; LEWIN, W. H. G.; ROTHSCHILD, R.; BAITY, W. A.; GRUBER, D. E.; KNIGHT, F. K.; MATTESON, J. L.; LEA, S. M.; REICHERT, G. A.	HEAO 1 observations of the Perseus cluster above 10 keV

1981A83-11833.....C	0.259	00/1981	A
CLARK, G. W.	X-ray astronomy from Uhuru to HEAO-1

1980icrc....4..303H	0.259	00/1980	A
HUMBLE, J. E.; SMART, D. F.; SHEA, M. A.	Cosmic ray cutoffs at 400 km applicable to the HEAO-C satellite

1980ApJ...241L..13H	0.259	10/1980	A F
HOLT, S. S.; MUSHOTZKY, R. F.; BOLDT, E. A.; SERLEMITSOS, P. J.; BECKER, R. H.; SZYMKOWIAK, A. E.; WHITE, N. E.	X-ray spectral constraints on the broad-line cloud geometry of NGC 4151

1980ApJ...240L.127G	0.259	09/1980	A F S
GRUBER, D. E.; MATTESON, J. L.; NOLAN, P. L.; KNIGHT, F. K.; BAITY, W. A.; ROTHSCHILD, R. E.; PETERSON, L. E.; HOFFMAN, J. A.; SCHEEPMAKER, A.; WHEATON, W. A.; PRIMINI, F. A.; LEVINE, A. M.; LEWIN, W. H. G.	Hercules X-1 hard X-ray pulsations observed from HEAO 1

1980ApJ...239..655W	0.259	07/1980	A S
WHITE, N. E.; BECKER, R. H.; PRAVDO, S. H.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	The X-ray pulsars 4U 1145-61 and 1E 1145.1-6141

1980MNRAS.191..887N	0.259	06/1980	A F
NULSEN, P. E. J.; FABIAN, A. C.	The large-scale structure of X-ray clusters of galaxies. II

1980IAUC.3482....2W	0.259	06/1980	E
WHITE, N. E.; HOLT, S. S.; BOLDT, E. A.; SERLEMITSOS, P. J.	HEAO Observations of X-Ray Sources

1980ApJ...238L..77S	0.259	06/1980	A F S
STERN, R. A.; WALKER, A. B. C.; CHARLES, P. A.; NUGENT, J. J.; GARMIRE, G. P.	An extended soft X-ray source in Delphinus - H2027+19

1980ApJ...238L..71C	0.259	06/1980	A F S
CASH, W.; CHARLES, P.; BOWYER, S.; WALTER, F.; GARMIRE, G.; RIEGLER, G.	The X-ray superbubble in Cygnus

1980AJ.....85..549S	0.259	05/1980	A F S
SCHWARTZ, D. A.; GRIFFITHS, R. E.; BOWYER, S.; THORSTENSEN, J. R.; CHARLES, P. A.	Optical identification of 4U1907 + 09 using the HEAO-1 scanning modulation collimator position

1980MNRAS.190..861D	0.259	03/1980	A F
DULDIG, M. L.; THOMAS, R. M.; GREENHILL, J. G.; MURDIN, P. G.; HAYNES, R. F.	Observations of the LMC X-1 region /MC76 and 77/ at 2 cm

1980ApJ...236..738J	0.259	03/1980	A
JOHNSON, H. M.; SCHNOPPER, H. W.; DELVAILLE, J. P.	SAS 3 and related observations of Abell 2029

1980ApJ...236L.137W	0.259	03/1980	A F S
WALTER, F. M.; BOWYER, S.; LINSKY, J. L.; GARMIRE, G.	HEAO 1 observations of active coronae in main-sequence and subgiant stars

1980N80-28289.....W	0.259	02/1980	A
WORRALL, D. M.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	The X-ray spectrum of QSO 0241+622

1980ApJ...236L..13G	0.259	02/1980	A F
GALAS, C. M. F.; TUOHY, I. R.; GARMIRE, G. P.	Soft X-ray observations of the supernova remnants HB 3 and 3C 58

1980N81-11968......	0.259	00/1980	A
	High Energy Astronomy Observatory

1980ApJ...235L...9P	0.259	01/1980	A F
PRAVDO, S. H.; SMITH, B. W.; CHARLES, P. A.; TUOHY, I. R.	X-ray line emission from the Tycho supernova remnant

1979ApJ...234L.195P	0.259	12/1979	A F
PRAVDO, S. H.; SMITH, B. W.	X-ray evidence for electron-ion equilibrium and ionization nonequilibrium in Young supernova remnants

1979ApJ...234L.107K	0.259	12/1979	A F S
KAHN, S. M.; MASON, K. O.; BOWYER, C. S.; LINSKY, J. L.; HAISCH, B. M.; WHITE, N. E.; PRAVDO, S. H.	HEAO 1 observations of X-ray emission from flares on dMe stars

1979msfc.symp..244W	0.259	11/1979	A
WINKLER, P. F.	X-ray iron-line emission from the SN 185 remnant

1979msfc.symp...49G	0.259	11/1979	A
GARMIRE, G.	The scientific results of the low energy portion of A-2

1979MNRAS.189..183N	0.259	10/1979	A F
NULSEN, P. E. J.; FABIAN, A. C.; MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; MARSHALL, F. J.; SERLEMITSOS, P. J.	Large-scale structure of X-ray clusters of galaxies

1979ApJ...233..498M	0.259	10/1979	A
MARSCHER, A. P.; MARSHALL, F. E.; MUSHOTZKY, R. F.; DENT, W. A.; BALONEK, T. J.; HARTMAN, M. F.	Search for X-ray emission from bursting radio sources

1979ApJ...233L..51H	0.259	10/1979	A F S
HOFFMAN, J. A.; LEWIN, W. H. G.; PRIMINI, F. A.; WHEATON, W. A.; SWANK, J. H.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.; SHARE, G. H.; WOOD, K.; YENTIS, D.; EVANS, W. D.; MATTESON, J. L.; GRUBER, D. E.; PETERSON, L. E.	HEAO 1 observation of a type I burst from MXB 1728-34

1979A&A....79..169C	0.259	10/1979	A
CAVALIERE, A.; FRANCESCHINI, A.; DANESE, L.; DE ZOTTI, G.	Constraints to non-thermal source syntheses of the X-ray background

1979Natur.281..127W	0.259	09/1979	A
WORRALL, D. M.; MARSHALL, F. E.; BOLDT, E. A.	A limit to the X-ray luminosity of nearby normal galaxies

1979N80-17933.....H	0.259	09/1979	A
HOLT, S. S.; MUSHOTZKY, R. F.	GSFC contributions to the NATO X-ray Astronomy Institute, Erice, July 1979

1979N79-34134.....P	0.259	09/1979	A
PRAVDO, S. H.; SMITH, B. W.	X-ray evidence for electron-ion equilibrium and ionization nonequilibrium in young supernova remnants

1979ApJ...232L.117A	0.259	09/1979	A F S
AYRES, T. R.; GARMIRE, G.; CORDOVA, F.; LINSKY, J. L.	A search for coronal soft X-ray emission from cool stars with HEAO 1

1979N79-31117.....M	0.259	08/1979	A
MUSHOTZKY, R. F.; MARSHALL, F. E.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	HEAO-1 spectra of X-ray emitting Seyfert 1 galaxies

1979MNRAS.188P...5P	0.259	08/1979	A F S
PRAVDO, S. H.; BUSSARD, R. W.; WHITE, N. E.	Pulse-phase spectroscopy of Hercules X-1

1979ApJ...232L..17M	0.259	08/1979	A F S
MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	A change in the X-ray spectrum of Markarian 421

1979ApJ...231..912P	0.259	08/1979	A S
PRAVDO, S. H.; WHITE, N. E.; SZYMKOWIAK, A. E.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.; SWANK, J. H.; TUOHY, I.; GARMIRE, G.	HEAO 1 observations of the X-ray pulsar 4U 1626-67

1979ApJ...231L.105S	0.259	08/1979	A F
SCHWARZ, J.; BRIEL, U.; FABBIANO, G.; GRIFFITHS, R. E.; SCHWARTZ, D. A.; DOXSEY, R. E.; JOHNSTON, M. D.; MCKEE, J. D.; MUSHOTZKY, R. F.	X-ray locations and sizes of clusters of galaxies observed with the HEAO 1 scanning modulation collimator

1979N79-31114.....W	0.259	07/1979	A
WORRALL, D. M.; MARSHALL, F. E.; BOLDT, E. A.	A limit to the X-ray luminosity of nearby normal galaxies

1979MNRAS.188..103C	0.259	07/1979	A F S
CORDOVA, F. A.; RIEGLER, G. R.	The HEAO-A2 soft X-ray survey of cataclysmic variable stars - EX Hydrae during optical quiescence

1979RSLPS.366..423F	0.259	06/1979	A
FRIEDMAN, H.	A survey of the X-ray sky with HEAO A-1

1979ApJ...230L.163M	0.259	06/1979	A F
MASON, K. O.; KAHN, S. M.; CHARLES, P. A.; LAMPTON, M. L.; BLISSETT, R.	Soft X-ray spectrum and structure of the supernova remnant G65.2+5.7

1979ApJ...230L..67F	0.259	06/1979	A F S N
FABBIANO, G.; SCHWARTZ, D. A.; SCHWARZ, J.; DOXSEY, R. E.; JOHNSTON, M.	HEAO 1 scanning modulation collimator discovery of an extended X-ray source at Cygnus A

1979N79-28078.....P	0.259	05/1979	A
PRAVDO, S. H.; BUSSARD, R. W.; WHITE, N. E.	Pulse phase spectroscopy of Hercules X-1

1979ApJ...230L..27T	0.259	05/1979	A F
TUOHY, I. R.; CORDOVA, F. A.; GARMIRE, G. P.; MASON, K. O.; CHARLES, P. A.; WALTER, F. M.; CLARK, D. H.	Discovery of X-ray emission from two southern supernova remnants

1979ApJ...230L...5B	0.259	05/1979	A F
BRADT, H. V.; DOXSEY, R. E.; JOHNSTON, M. D.; SCHWARTZ, D. A.; LILLER, W.; BURKHEAD, M. S.; DENT, W. A.; SMITH, A. G.	3C 273 - X-ray variability, spectrum, and position

1979N79-23856.....M	0.259	04/1979	A
MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	A change in the X-ray spectrum of MK 421

1979N79-23855.....W	0.259	04/1979	A
WORRALL, D. M.; LAUB, R. C.	X-ray emission from the region of gamma 195 plus 5

1979N79-23852.....W	0.259	04/1979	A
WORRALL, D. M.; MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	The X-ray spectrum of 3C 273

1979ApJ...229L..47C	0.259	04/1979	A F S
CLINE, T. L.; DESAI, U. D.; TRAINOR, J.; PIZZICHINI, G.; SPIZZICHINO, A.; KLEBESADEL, R.; RICKETTS, M.; HELMKEN, H.	Helios 2-Vela-Ariel 5 gamma-ray burst source position

1979N79-20946.....P	0.259	03/1979	A
PRAVDO, S. H.; WHITE, N. E.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.; SWANK, J. H.; SZYMKOWIAK, A. E.; TUOHY, I.; GARMIRE, G.	HEAO 1 observations of the X-ray pulsar 4U1626-67

1979xras.proc..535S	0.259	00/1979	A
SHARE, G. H.; WOOD, K.; KINZER, R. L.; SHULMAN, S.; JOHNSON, W. N.; YENTIS, D.; MEEKINS, J.; EVANS, W.; MCNUTT, D.; SAMIMI, J.	X-ray emission in the vicinity of high-energy gamma-ray sources

1979xras.proc..417L	0.259	00/1979	A
LEA, S. M.; REICHERT, G.; RIEGLER, G.; MASON, K. O.	HEAO-1 - Low energy X-ray observations of clusters of galaxies

1979xras.proc..405U	0.259	00/1979	A
ULMER, M. P.; KINZER, R.; CRUDDACE, R. G.; WOOD, K.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.	X-ray observations of the lunar occultation of Abell 401

1979xras.proc..197T	0.259	00/1979	A
TUOHY, I. R.; GARMIRE, G. P.; LAMB, F. K.; MASON, K. O.	HEAO-1 observations of AM Herculis between 0.1 and 3 keV

1979xras.proc..121M	0.259	00/1979	A
MASON, K.; CORDOVA, F.; SWANK, J.	HEAO-1 observations of dwarf novae

1979xras.proc...97W	0.259	00/1979	A
WOOD, K.; KINZER, R. L.; SAMIMI, J.; SADEH, D.; YENTIS, D.; MEEKINS, J.; EVANS, W.; SHARE, G.; MCNUTT, D.; SHULMAN, S.	HEAO A-1 observations of X-ray emission from BL Lacertae objects

1979N79-16789.....C	0.259	01/1979	A
CLINE, T. L.; TRAINOR, J. H.; DESAI, U. D.; KLEBESADEL, R. W.; RICKETTS, M.; HELUKEN, H.	Helios-2 Vela-Ariel-5 gamma-ray burst source position

1978Natur.276..587H	0.259	12/1978	A S
HOFFMAN, J. A.; WHEATON, W. A.; PRIMINI, F. A.; CAMPBELL, P.; MATTESON, J. L.; GRUBER, D. E.; PETERSON, L. E.; SWANK, J. H.; BOLDT, E. A.; HOLT, S. S.	HEAO observations of X-ray bursts from MXB1730-335

1978ApJ...226L.133S	0.259	12/1978	A F S
SWANK, J. H.; BOLDT, E. A.; HOLT, S. S.; ROTHSCHILD, R. E.; SERLEMITSOS, P. J.	Hard X-rays from U Geminorum

1978ApJ...226L..65M	0.259	12/1978	A F S
MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.; SWANK, J. H.; ROTHSCHILD, R. H.; PRAVDO, S. H.	X-ray observations of BL Lacertae objects

1978Natur.275..721F	0.259	10/1978	A S
FABBIANO, G.; GURSKY, H.; SCHWARTZ, D. A.; SCHWARTZ, J.; BRADT, H. V.; DOXSEY, R. E.	SS Cygni as a hard X-ray source identified with the scanning modulation collimator on HEAO 1

1978N78-32016.....M	0.259	08/1978	A
MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. A.; PRAVDO, S. H.; SERLEMITSOS, P. J.; SWANK, J. H.; ROTHSCHILD, R. H.	X-ray observations of BL Lac objects

1978grsa.rept..386M	0.259	08/1978	A
MATTESON, J. L.; GRUBER, D. E.; HOFFMAN, J. A.	HEAO-1 observations of Her X-1 at energies above 13 keV

1978ApJ...223L..21C	0.259	07/1978	A F
CASH, W.; BOWYER, S.; CHARLES, P. A.; LAMPTON, M.; GARMIRE, G.; RIEGLER, G.	The soft X-ray spectrum of Capella - Discovery of intense line emission

1978N78-27041.....R	0.259	06/1978	A
ROTHSCHILD, R. E.; BOLT, E.; HOLT, S.; SERLEMITSOS, P. J.; GARMIRE, G.; AGRAWAL, P.; REIGLER, G.; BOWYER, C. S.; LAMPTON, M.	The cosmic X-ray experiment aboard HEAO-1

1978cosp.meetQ....L	0.259	05/1978	A
LAMPTON, M.; GARMIRE, G.	HEAO-1 soft X-ray observations of Sirius

1978cosp.meetQ....B	0.259	05/1978	A
BOLDT, E.; MARSHALL, F.; MUSHOTZKY, R.; HOLT, S.; ROTHSCHILD, R.; SERLEMITSOS, P.; STOTTLEMYER, A.; SHAFER, R.	The fluctuating and isotropic components of the cosmic X-ray background

1978PhyS...17.....U	0.259	03/1978	A T
ULFBECK, O.	Quasars and active nuclei of galaxies; Proceedings of the Symposium, Copenhagen, Denmark, June 27-July 2, 1977

1978N78-21040.....B	0.259	03/1978	A
BOLDT, E. A.; GARMIRE, C.	The diffuse component of the cosmic X-radiation

1978bllo.conf..169M	0.259	00/1978	A
MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.; SWANK, J. H.; ROTHSCHILD, R. H.; PRAVDO, S. H.	X-ray observations of BL Lac objects

1978bllo.conf..163C	0.259	00/1978	A
CHUBB, T. A.	X-ray observations of Mk 501 and I Zw 1727+50

1976aiaa.meet.....F	0.259	01/1976	A
FRIEDMAN, H.	Recent advances and near future prospects in high energy astronomy

1975icrc...11.3678F	0.259	00/1975	A
FICHTEL, C. E.	Gamma ray astronomy

1975A76-21802.....D	0.259	00/1975	A
DE JAGER, C.	Astronomical research in space

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