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Query Results from Astronomy Database

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


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Score Date Available Items
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Title
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 1993AdSpR..13l.231J
0.25912/1993A                                                      
JAHODA, K.
HEAO-1 and BBXRT non-source X-ray observations

 1993AAS...18311606S
0.25912/1993    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
0.25912/1993    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
0.25911/1993    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
0.25911/1993    O      F                                          
REPHAELI, YOEL
Comptonization of the Cosmic Microwave Background by Gas in Superclusters of Galaxies

 1993IAUC.5881....2H
0.25910/1993        E                                  S          
HARMON, B. A.; FISHMAN, G. J.; RUBIN, B. C.; WILSON, C. A.; PACIESAS, W. S.
V1357 Cygni

 1993ApJ...414L..77B
0.25909/1993A                              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
0.25906/1993        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
0.25906/1993A                                                      
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
0.25905/1993    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
0.25903/1993A          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
0.25900/1993A                                                      
WEAVER, KIMBERLY ANN
The complex broadband x-ray spectra of Seyfert galaxies

 1993A&AS...97..329C
0.25901/1993A                              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
0.25901/1993A                              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
0.25912/1992    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
0.25912/1992    O                                      S          
SMALE, ALAN P.
No detection of the iron line in Cygnus X--3 by BBXRT

 1992ApJ...399..694G
0.25911/1992A          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
0.25906/1992A                                                      
SCHWARTZ, DANIEL A.
Scientific investigations with the data base HEAO-1 scanning modulator collimator

 1992N92-25504.....E
0.25905/1992A                                                      
EVANS, TOM
A search for the dipole anisotropy of the Cosmic x ray background

 1992xeag.rept..314H
0.25903/1992A                                                      
HELFAND, D. J.; HAMILTON, T. T.
Where have all the sources gone?

 1992A&A...256L..38J
0.25903/1992A          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
0.25902/1992A          F                  R  C      S          
LEAHY, D. A.; NOUSEK, J.; GARMIRE, G.
Discovery of X-ray emission associated with the Gum Nebula

 1992tap..proc..196D
0.25900/1992A                                                      
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
0.25900/1992A                                                      
GROSSAN, BRUCE ALAN
A multi-frequency study of an x ray selected sample of active galactic nuclei

 1992PhDT.........1V
0.25900/1992A                                                      
VAUGHAN, BRIAN ALEXANDER
Temporal and spectral variability in luminous x ray binaries

 1991ApJ...380..357P
0.25910/1991A          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
0.25910/1991A          F                  R  C      S          
REPHAELI, YOEL; GRUBER, DUANE; MACDONALD, DAN; PERSIC, MASSIMO
X-ray emission from starburst galaxies

 1991ApJ...378L..37J
0.25909/1991A          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
0.25907/1991A          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
0.25904/1991        E                                  S          
BRIGGS, M.; MATTESON, J.; GRUBER, D.; PETERSON, L.; JAHODA, K.
V1223 Sagittarii

 1991ApJ...370..670C
0.25904/1991A          F                  R  C      S          
COMINSKY, L. R.; MORAES, F.
Multimission observations of 4U 1538 - 52

 1991ApJ...369..485U
0.25903/1991A          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
0.25903/1991A  O      F                  R  C      S          
NOFAR, IRIT; SHAVIV, GIORA; STARRFIELD, SUMNER
The formation of Al-26 in nova explosions

 1991aftm.proc..431M
0.25900/1991A                                                      
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
0.25908/1990A                                          S          
BEATTY, J. KELLY
Rosat and the X-ray universe

 1990ApJ...359..204T
0.25908/1990A          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
0.25907/1990A                                                      
MEWALDT, RICHARD A.; WEBBER, W. R.
New aspects of heavy cosmic rays from calcium to nickel (Z = 20 to 28)

 1990egre.symp..303S
0.25905/1990A                                                      
SCHONFELDER, V.
COMPTEL observations of active galactic nuclei

 1990AJ.....99.1435K
0.25905/1990A  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
0.25903/1990A                  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
0.25903/1990A          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
0.25911/1989A                                                      
DEZOTTI, G.; DANESE, L.; FRANCESCHINI, A.; PERSIC, M.; TOFFOLATTI, L.
Contributions of discrete sources to the X ray background

 1989xrbi....1..617S
0.25911/1989A                                                      
SOONG, Y.; SWANK, J. H.
Timing analysis of binary X ray pulsars observed by HEAO 1

 1989MNRAS.240..833T
0.25910/1989A          F                  R  C      S  N      
TURNER, T. J.; POUNDS, K. A.
The Exosat spectral survey of AGN

 1989ApJ...344..125P
0.25909/1989A          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
0.25908/1989A          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
0.25906/1989A          F                  R  C      S  N      
WARWICK, R. S.; BARSTOW, M. A.; YAGOOB, T.
The X-ray spectrum of QSO 1821 + 643

 1989ApJ...337..485C
0.25902/1989A          F                  R  C      S          
COMINSKY, L. R.; WOOD, K. S.
Further observations of the eclipsing X-ray burst source MXB 1659-29

 1989PhDT.........6D
0.25900/1989A                                                      
DAVIES, SIMON ROBERT
The supernova remnant G109.1-1.0 and the x-ray pulsar 1E2259+586

 1989lssm.meet..303D
0.25900/1989A                                                      
DE ZOTTI, G.; PERSIC, M.; BOLDT, E. A.; MARSHALL, F. E.; DANESE, L.
X-ray constraints on large scale clustering

 1989ApJ...336L..47P
0.25901/1989A          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
0.25912/1988A          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
0.25910/1988A          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
0.25908/1988A          F                  R  C      S  N      
RIEKE, G. H.
Hard X-ray observations of ultraluminous infrared galaxies

 1988ApJ...329..276V
0.25906/1988A          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
0.25906/1988A          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
0.25904/1988A                                                      
CONNORS, ALANNA
An all sky study of fast X-ray transients

 1988ApJ...327L...1P
0.25904/1988A          F                  R  C      S  N      
PERSIC, MASSIMO; REPHAELI, YOEL; BOLDT, ELIHU
A bound on X-ray emission from the intrasupercluster medium

 1988ApJ...325L..39L
0.25902/1988A          F                  R  C      S          
LIANG, EDISON P.; DERMER, CHARLES D.
Interpretation of the gamma-ray bump from Cygnus X-1

 1988ApJ...325L..25P
0.25902/1988A          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
0.25900/1988A                                                      
TRUEMPER, J.; REPPIN, C.; PIETSCH, W.; ENGLHAUSER, J.; VOGES, W.
The hard X-ray spectrum of SN 1987A

 1988PASJ...40..127M
0.25900/1988A                              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
0.25900/1988A                                                      
BRANDUARDI-RAYMONT, G.; MITTAZ, J. P. D.
The flux variability of the Seyfert galaxy NGC6814 as observed with Exosat

 1987PhDT.........3H
0.25900/1987A                                                      
HUETER, GEOFFREY JAMES
HEAO-1 observations of gamma-ray bursts

 1987esss.nasa..317G
0.25906/1987A                                                      
GIACCONI, RICCARDO
Discrete X-ray sources and the X-ray background

 1987ess..nasa..191C
0.25906/1987A                                                      
CESARSKY, CATHERINE J.; ORMES, JONATHAN F.
Origin and propagation of galactic cosmic rays

 1987ApJ...315..154R
0.25904/1987A          F                  R  C      S          
ROTHSCHILD, RICHARD E.; SOONG, YANG
Two binary cycles of GX 301-2

 1987stan.reptQ....F
0.25902/1987A                                                      
FAIRBANK, WILLIAM M.
A search for rapidly modulated emission in bright X-ray sources using the HEAO A-1 data base

 1987ApJ...313..185S
0.25902/1987A          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
0.25901/1987A                                                      
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
0.25900/1987A                                                      
SILICH, S. A.; FOMIN, P. I.
Concerning the nature of giant X-ray cavities of the Cygnus source type

 1987ApLC...26....7G
0.25900/1987A                                                      
GIACCONI, RICCARDO
Discrete X-ray sources and the X-ray background

 1987ApJ...312..732N
0.25901/1987A          F                  R  C      S          
NORRIS, J. P.; WOOD, K. S.
Discovery of 5 Hz quasi-periodic oscillations in Cygnus X-2

 1987ApJ...312L..31H
0.25901/1987A          F                  R  C      S  N      
HALPERN, J. P.; PATTERSON, J.
A hard X-ray source in the nearest molecular cloud

 1986ApJ...309..230N
0.25910/1986A          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
0.25909/1986        E                                  S          
GARCIA, M.; BURG, R.; GRINDLAY, J.
4U 1820-30

 1986ApJ...308..563B
0.25909/1986A          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