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Astrophysics Data System (ADS)

Query Results from Astronomy Database

Retrieved 180 abstracts, starting with number 501. Total number selected: 680

Bibcode	Score	Date	Available Items
Authors	Title		Access Control Help

1981ApJ...251L.105S	0.344	12/1981	A F R C S
STERN, R. A.; NOUSEK, J. A.; NUGENT, J. J.; AGRAWAL, P. C.; RIEGLER, G. R.; GARMIRE, G. P.; ROSENTHAL, A.; PRAVDO, S. H.	X-ray and optical observations of HD 155638 - A remarkably active cool star

1981ApJ...251...15T	0.344	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	0.344	11/1981	A
ROTHSCHILD, R. E.	Hard X-ray astrophysics

1981plap.rept..225R	0.344	11/1981	A
ROSSI, B.	Evolution of X-ray astronomy

1981ApJ...250..733K	0.344	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	0.344	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	0.344	11/1981	A C
GALAS, C. M. F.; VENKATESAN, D.; GARMIRE, G.	Soft X-ray observation of supernova remnant IC 443

1981AJ.....86.1585H	0.344	11/1981	A F R C S N
HUTTER, D. J.; MUFSON, S. L.	An optical and X-ray survey of s-type Markarian galaxies

1981A&A...103..367M	0.344	11/1981	A
MEIDAV, M.; SADEH, D.	The stability of the pulse intensity of the X-ray pulsar in the Crab Nebula

1981prnc.rept.....T	0.344	10/1981	A
TURNER, E. L.; GELLER, M. J.	Study of the fluctuations in the cosmic X-ray background

1981AsAer..19...30F	0.344	10/1981	A
FRIEDMAN, H.	The astronomical horizon

1981ApJ...249..406M	0.344	10/1981	A R C
MARSCHER, A. P.; BRODERICK, J. J.	X-ray and VLBI radio observations of the quasars NRAO 140 and NRAO 530

1981ApJ...249...35H	0.344	10/1981	A R C
HOLMAN, G. D.; MCKEE, J. D.	HEAO A-2 observations of non-Abell Zwicky clusters containing extended radio sources

1981ApJ...249L..21S	0.344	10/1981	A F R C S
STEINER, J. E.; SCHWARTZ, D. A.; JABLONSKI, F. J.; BUSKO, I. C.; WATSON, M. G.; PYE, J. P.; MCHARDY, I. M.	Identification of 4U 1849-31 with V1223 Sagittarii and discovery of optical pulsations

1981TecN....9...32G	0.344	09/1981	A
GERIL, N.	X-ray astronomy and the AXAF space observatory

1981Natur.293..275N	0.344	09/1981	A C S
NOLAN, P. L.; GRUBER, D. E.; KNIGHT, F. K.; MATTESON, J. L.; ROTHSCHILD, R. E.; MARSHALL, F. E.; LEVINE, A. M.; PRIMINI, F. A.	Hard X-ray spectrum of Cygnus X-1

1981ApJ...248L..61M	0.344	09/1981	A F C S N
MUFSON, S. L.; HUTTER, D. J.	The detection of X-ray emission from the BL Lacertae object Markarian 180

1981N85-12840.....D	0.344	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...247..994W	0.344	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	0.344	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

1981ApJ...247..632W	0.344	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...247L..31W	0.344	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	0.344	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

1981N81-29060.....W	0.344	06/1981	A
WHITE, N. E.; MARSHALL, F. E.	The 805s X-ray pulsar H2252-035

1981IAUC.3611....2W	0.344	06/1981	E
WALTER, F. M.; WHITE, N. E.; SWANK, J.	4U 1916-05

1981ApJ...246..951B	0.344	06/1981	A C
BYRNE, P. F.; LEVINE, A. M.; BAUTZ, M.; HOWE, S. K.; LANG, F. L.; PRIMINI, F. A.; LEWIN, W. H. G.; GRUBER, D. E.; KNIGHT, F. K.; NOLAN, P. L.	High energy X-ray observations of the 38-second pulsar

1981ApJ...246..494N	0.344	06/1981	A C S
NOLAN, P. L.; GRUBER, D. E.; MATTESON, J. L.; PETERSON, L. E.; ROTHSCHILD, R. E.; DOTY, J. P.; LEVINE, A. M.; LEWIN, W. H. G.; PRIMINI, F. A.	Rapid variability of 10-140 keV X-rays from Cygnus X-1

1981ApJ...246L.121C	0.344	06/1981	A F R C S
CHARLES, P. A.; KAHN, S. M.; MASON, K. O.; TUOHY, I. R.	Low-energy X-ray line emission from IC 443

1981ApJ...245..799J	0.344	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	0.344	04/1981	A C S
STERN, R. A.; RIEGLER, G. R.; AGRAWAL, P. C.	The very soft X-ray transient H1853 + 60

1981Natur.290..572N	0.344	04/1981	A C S
NAGASE, F.; HAYAKAWA, S.; KUNIEDA, H.; MAKINO, F.; MASAL, K.; TAWARA, Y.; INOUE, H.; KOYAMA, K.; MAKISHIMA, K.; MATSUOKA, M.	Spin-down episode of the X-ray pulsar Vela X-1

1981Natur.290..483B	0.344	04/1981	A C
BOLDT, E.; LEITER, D.	Precursor active galaxies and the cosmic X-ray background

1981N81-26998.....U	0.344	03/1981	A
URRY, C. M.; MUSHOTZKY, R. F.	PKS 2155-304 relativistically beamed synchrotron radiation from BL LAC object

1981ApJ...244.1001M	0.344	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

1981ApJ...244L..85W	0.344	03/1981	A F C S
WHITE, N. E.	An 81 minute modulation of the X-ray flux from 2A 0311-227

1981Ap&SS..75..163K	0.344	03/1981	A C
KANE, S. R.	Multi-spacecraft observations of solar hard X-ray bursts

1981Ap&SS..75...21K	0.344	03/1981	A C
KNIGHT, F. K.; MATTESON, J. L.; PETERSON, L. E.	The spectra and light curves of two gamma-ray bursts

1981ApJ...243..690K	0.344	02/1981	A C S N
KONDO, Y.; WORRALL, D. M.; MUSHOTZKY, R. F.; HACKNEY, R. L.; HACKNEY, K. R. H.; OKE, J. B.; YEE, H. K. C.; NEUGEBAUER, G.; MATTHEWS, K.; FELDMAN, P. A.; BROWN, R. L.	Quasi-simultaneous observations of BL Lac object Mrk 501 in X-ray, UV, visible, IR, and radio frequencies

1981xras.proc...51S	0.344	00/1981	A
SMITH, B. W.	X-ray spectra of supernova remnants

1981SSRv...30..385B	0.344	00/1981	C
BONAZZOLA, S.	Search for fast time fluctuations in Cygnus-X1 and Herculis-X1

1981PhDT.........3K	0.344	00/1981	A
KNIGHT, F. K.	X-ray and gamma-ray observations of pulsed emission from radio pulsars

1981N81-20001.....W	0.344	01/1981	A
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 of 4U1822-37: A new model for CYG X-3

1981MNRAS.194..219D	0.344	01/1981	A F
DEAN, A. J.; DIPPER, N. A.	An evaluation of the background effects in actively shielded hard X-ray telescopes at balloon altitudes

1981ApJ...243..244B	0.344	01/1981	A C S
BAI, T.	The 35 day dependence of the pulse shape of Hercules X-1

1981ApJ...243L...9R	0.344	01/1981	A F R C S N
ROTHSCHILD, R. E.; BAITY, W. A.; MARSCHER, A. P.; WHEATON, W. A.	Nonthermal hard X-ray emission from the nucleus of NGC 1275

1981AdSpR...1..247H	0.344	00/1981	A
HUDSON, H. S.	X-ray and gamma-ray observations of a white-light flare

1981AdSpR...1..215N	0.344	00/1981	A
NOLAN, P. L.; CRUBER, D. E.; MATTESON, J. L.; PETERSON, L. E.; ROTHSCHILD, R. E.; DOTY, J. P.; LEVINE, A. M.; PRIMINI, F. A.	Rapid variability of 10-140 keV X-rays from Cygnus X-1

1981A81-26925.....B	0.344	00/1981	A
BOLDT, E.	The cosmic X-ray background

1980ApJ...242..857H	0.344	12/1980	A C S
HINTZEN, P.; SCOTT, J. S.; MCKEE, J. D.	The revised HEAO A-2 X-ray luminosity function for Abell clusters

1980ApJ...242..843M	0.344	12/1980	A R C
MCKEE, J. D.; MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; MARSHALL, F. E.; PRAVDO, S. H.; SERLEMITSOS, P. J.	The HEAO A-2 survey of Abell clusters and the X-ray luminosity function

1980ApJ...242L.105V	0.344	12/1980	F C S
VAN BUREN, D.; CHARLES, P. A.; MASON, K. O.	Discovery of soft X-ray emission from V471 Tauri and UU Sagittae - Two highly evolved, low-mass binaries

1980MNRAS.193P..25G	0.344	11/1980	A F S
GRIFFITHS, R. E.; LAMB, D. Q.; WARD, M. J.; WILSON, A. S.; CHARLES, P. A.; THORSTENSEN, J.; MCHARDY, I. M.; LAWRENCE, A.	The optical identification of H2252-035 with a cataclysmic variable

1980ApJ...242L..19K	0.344	11/1980	A F C
KAHN, S. M.; CHARLES, P. A.; BOWYER, S.; BLISSETT, R. J.	X-ray line emission from the Cygnus Loop

1980ApJ...241.1070S	0.344	11/1980	A C S
SZKODY, P.; TUOHY, I. R.; CORDOVA, F. A.; STOCKMAN, H. S.; ANGEL, J. R. P.; WISNIEWSKI, W.	AM Herculis - Simultaneous X-ray, optical, and near-IR coverage

1980PASP...92..691H	0.344	11/1980	A F S
HELFAND, D. J.	A search for X-ray binary stars in their quiescent phase

1980Natur.287..516M	0.344	10/1980	A
MASON, K. O.; MIDDLEDITCH, J.; NELSON, J. E.; WHITE, N. E.	An optical burst from the star identified with the X-ray source 2S1254-690

1980ApJ...241...74M	0.344	10/1980	A S N
MUFSON, S. L.; WOOD, K.; MCNUTT, D. P.; YENTIS, D. J.; MEEKINS, J. F.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.; WISNIEWSKI, W. Z.	The continuous spectrum of Markarian 421 during periods of X-ray satellite observations

1980ApJ...241L..13H	0.344	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

1980N80-33332.....H	0.344	09/1980	A
HOLT, S. S.	Spectroscopy of compact extragalactic X-ray sources

1980IAUC.3511....1W	0.344	09/1980	E
WARNER, B.; PATTERSON, J.; PRICE, C.; BOND, H.	H 2252-035

1980ApJ...240..619S	0.344	09/1980	A S
SKINNER, G. K.; SHULMAN, S.; SHARE, G.; EVANS, W. D.; MCNUTT, D.; MEEKINS, J.; SMATHERS, H.; WOOD, K.; YENTIS, D.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.	Observations of outbursts from the recurrent X-ray transient A0538-66 and LMC X-4

1980Natur.286..786R	0.344	08/1980	A S
ROTHSCHILD, R. E.; GRUBER, D. E.; KNIGHT, F. K.; NOLAN, P. L.; SOONG, Y.; LEVINE, A. M.; PRIMINI, F. A.; LEWIN, W. H. G.; WHEATON, W. A.	A high sensitivity determination of the hard X-ray spectrum of Sco X-1

1980ApJ...239..655W	0.344	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

1980S&T....59..455C	0.344	06/1980	A
CASH, W.; CHARLES, P.	Stalking the Cygnus superbubble

1980MNRAS.191..887N	0.344	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	0.344	06/1980	E
WHITE, N. E.; HOLT, S. S.; BOLDT, E. A.; SERLEMITSOS, P. J.	HEAO Observations of X-Ray Sources

1980ApJ...238L..77S	0.344	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	0.344	06/1980	A F S
CASH, W.; CHARLES, P.; BOWYER, S.; WALTER, F.; GARMIRE, G.; RIEGLER, G.	The X-ray superbubble in Cygnus

1980ApJ...238L..59S	0.344	06/1980	A F S N
SCHWARTZ, D. A.; SCHWARZ, J.; TUCKER, W.	X-ray emission from compact groups of galaxies

1980AJ.....85..668M	0.344	06/1980	F
MARSCHER, A. P.; SHAFFER, D. B.	VLBI observations at 18 and 2.8 cm - 0133 + 47, 0735 + 178, OH 471, OQ 172, 1633 + 38, and NRAO 667 /2147 + 145/

1980Natur.285...26J	0.344	05/1980	A
JOHNSTON, M. D.; GRIFFITHS, R. E.; WARD, M. J.	Improved position and new optical candidate for A0538-66

1980MNRAS.191P..33S	0.344	05/1980	A F S
STICKLAND, D. J.; DWORETSKY, M. M.	Does Phi Herculis have a corona

1980IAUC.3472....2P	0.344	05/1980	E
PAKULL, M.	Optical Candidate for LMC X-1

1980N80-28290.....M	0.344	04/1980	A
MCKEE, J. D.; MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; MARSHALL, F. E.; PRAVDO, S. H.; SERLEMITSOS, P. J.	The HEAO A-2 survey of Abell clusters and the X-ray luminosity function

1980ApJ...237L..11S	0.344	04/1980	A F S N
SNYDER, W. A.; DAVIDSEN, A. F.; WOOD, K.; KINZER, R.; SMATHERS, H.; SHULMAN, S.; MEEKINS, J. F.; YENTIS, D. J.; EVANS, W. D.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.; MARGON, B.	Rapid X-ray variability of PKS 2155-304

1980N80-23247.....B	0.344	03/1980	A
BOLDT, E. A.	The cosmic X-ray background

1980MNRAS.190..861D	0.344	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	0.344	03/1980	A
JOHNSON, H. M.; SCHNOPPER, H. W.; DELVAILLE, J. P.	SAS 3 and related observations of Abell 2029

1980ApJ...236..730M	0.344	03/1980	A
MITCHELL, R.; MUSHOTZKY, R.	HEAO A-2 observations of the X-ray spectra of the Centaurus and A1060 clusters of galaxies

1980ApJ...236L.131A	0.344	03/1980	A F S
ARMSTRONG, J. T.; JOHNSTON, M. D.; BRADT, H. V.; DOXSEY, R. E.; COWLEY, A. P.; GRIFFITHS, R. E.; HESSER, J. E.; SCHWARTZ, D. A.	Precise positions and optical search for the 38 second X-ray pulsar near OAO 1653-40 and upper limit on X-ray emission from V861 Scorpii

1980N80-28289.....W	0.344	02/1980	A
WORRALL, D. M.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	The X-ray spectrum of QSO 0241+622

1980ApJ...236...58U	0.344	02/1980	A
ULMER, M. P.; CRUDDACE, R. G.; WOOD, K.; MEEKINS, J.; YENTIS, D.; EVANS, W. D.; SMATHERS, H. W.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.	A search for extended halos of hot gas in the Perseus, Virgo, and Coma Clusters

1980ApJ...236L..13G	0.344	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

1980xras.proc..171M	0.344	00/1980	A
MUSHOTZKY, R.	The X-ray spectra of clusters of galaxies

1980PhDT.........4K	0.344	00/1980	A
KAHN, S. M.	Soft X-ray spectral and temporal properties of galactic sources

1980MNRAS.190...87C	0.344	01/1980	A F S
CORDOVA, F. A.; NUGENT, J. J.; KLEIN, S. R.; GARMIRE, G. P.	The HEAO-A2 soft X-ray survey of dwarf novae in outburst

1980ApJ...235L..77C	0.344	01/1980	A F S
CARROLL, R. W.; CRUDDACE, R. G.; FRIEDMAN, H.; BYRAM, E. T.; WOOD, K.; MEEKINS, J.; YENTIS, D.; SHARE, G. H.; CHUBB, T. A.	Identification of a faint X-ray source with the W Ursae Majoris star VW Cephei

1980ApJ...235L...9P	0.344	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

1980ApJ...235....4M	0.344	01/1980	A
MARSHALL, F. E.; BOLDT, E. A.; HOLT, S. S.; MILLER, R. B.; MUSHOTZKY, R. F.; ROSE, L. A.; ROTHSCHILD, R. E.; SERLEMITSOS, P. J.	The diffuse X-ray background spectrum from 3 to 50 keV

1979Natur.282..692S	0.344	12/1979	A S N
SHARE, G. H.; BONNARDEAU, M.; WOOD, K.; MEEKINS, J. F.; YENTIS, D. J.; EVANS, W. D.; JOHNSON, W. N.; SHULMAN, S.; BYRAM, E. T.; CHUBB, T. A.	X-ray emission from gamma-ray sources in the galactic anticentre region

1979Natur.282..691C	0.344	12/1979	A S
CHARLES, P.; WALTER, F.; BOWYER, S.	X-ray and optical variability in 2A1052+606 - A new RS CVn-type system

1979MNRAS.189P..59T	0.344	12/1979	A F
TUOHY, I. R.; CLARK, D. H.; GARMIRE, G. P.	Observation of soft X-ray emission from the supernova remnant HB9

1979ApJ...234..810G	0.344	12/1979	A S N
GRIFFITHS, R. E.; BRIEL, U.; CHAISSON, L.; TAPIA, S.	Optical and X-ray properties of the newly discovered BL Lacertae object PKS 2155-304 /= H2155-304/

1979ApJ...234L.195P	0.344	12/1979	A F
PRAVDO, S. H.; SMITH, B. W.	X-ray evidence for electron-ion equilibrium and ionization nonequilibrium in Young supernova remnants

1979Natur.282..240W	0.344	11/1979	A S
WHEATON, W. A.; DOTY, J. P.; PRIMINI, F. A.; COOKE, B. A.; DOBSON, C. A.; GOLDMAN, A.; HECHT, M.; HOWE, S. K.; HOFFMAN, J. A.; SCHEEPMAKER, A.	An absorption feature in the spectrum of the pulsed hard X-ray flux from 4U0115 + 63

1979N80-14977.....D	0.344	11/1979
DAILEY, C.; JOHNSON, W.	HEAO Science Symposium

1979msfc.symp..251G	0.344	11/1979	A
GRIFFITHS, R.	Optical identification and spectroscopy of X-ray sources precisely positioned with A-3

1979msfc.symp..244W	0.344	11/1979	A
WINKLER, P. F.	X-ray iron-line emission from the SN 185 remnant

1979msfc.symp..201L	0.344	11/1979	A
LAMB, R. C.	X-ray emission from the region of gamma 195+5

1979msfc.symp..166M	0.344	11/1979	A
MATTESON, J.	A-4 scientific results

1979msfc.symp..114S	0.344	11/1979	A
SCHWARTZ, D. A.	A-3 scientific results - extragalactic

1979msfc.symp..101D	0.344	11/1979	A
DOXSEY, R.	A-3 scientific results

1979msfc.symp...82B	0.344	11/1979	A
BOLDT, E. A.	HEAO A-2 extragalactic results

1979msfc.symp...49G	0.344	11/1979	A
GARMIRE, G.	The scientific results of the low energy portion of A-2

1979ApJ...234....1P	0.344	11/1979	A
PRAVDO, S. H.; MCKEE, J.; SMITH, B. W.; BOLDT, E. A.; MARSHALL, F. E.; MUSHOTZKY, R. F.; REICHERT, G.	A search for X-ray emission from rich clusters, extended halos around clusters, and superclusters

1979ApJ...233L.121W	0.344	11/1979	A F
WHITE, N. E.; PRAVDO, S. H.	The discovery of 38.22 second X-ray pulsations from the vicinity of OAO 1653-40

1979N79-34131.....M	0.344	10/1979	A
MITCHELL, R.; MUSHOTZKY, R.	HEAO-A2 observations of the X-ray spectra of the Centaurus and A1060 clusters of galaxies

1979MNRAS.189..183N	0.344	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	0.344	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..57T	0.344	10/1979	A F S
THORSTENSEN, J.; CHARLES, P.; BOWYER, S.; BRIEL, U. G.; DOXSEY, R. E.; GRIFFITHS, R. E.; SCHWARTZ, D. A.	A precise position and optical identification for 4U 2129+47 - X-ray heating and a 5.2 hour binary period

1979ApJ...233L..47R	0.344	10/1979	A F S N
RIEGLER, G. R.; MUSHOTZKY, R. F.; AGRAWAL, P. C.	The X-ray spectrum of the BL Lacertae object PKS 0548-322

1979SSRv...24..101M	0.344	09/1979	A
MEWE, R.	Stellar coronae - Evidence for their existence from X- and UV observations

1979Natur.281..127W	0.344	09/1979	A
WORRALL, D. M.; MARSHALL, F. E.; BOLDT, E. A.	A limit to the X-ray luminosity of nearby normal galaxies

1979Natur.281...48W	0.344	09/1979	A S
WILLIAMS, G.; JOHNS, M.; PRICE, C.; HILTNER, A.; BOLEY, F.; MAKER, S.; MOOK, D.	Optical counterpart of 2A0311-227

1979N80-17933.....H	0.344	09/1979	A
HOLT, S. S.; MUSHOTZKY, R. F.	GSFC contributions to the NATO X-ray Astronomy Institute, Erice, July 1979

1979N79-34134.....P	0.344	09/1979	A
PRAVDO, S. H.; SMITH, B. W.	X-ray evidence for electron-ion equilibrium and ionization nonequilibrium in young supernova remnants

1979ApJ...232..683W	0.344	09/1979
WORRALL, D. M.; MUSHOTZKY, R. F.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	The X-ray spectrum of 3C 273

1979ApJ...232L.111C	0.344	09/1979	A F S
CASH, W.; SNOW, T. P., JR.; CHARLES, P.	X-ray emission from an Ap star /Phi Herculis/ and a late B star /Pi Ceti/

1979Natur.280..568M	0.344	08/1979	A S N
MASON, K. O.; KAHN, S. M.; BOWYER, C. S.	Soft X-ray emission from the vicinity of MV Lyr

1979MNRAS.188P...5P	0.344	08/1979	A F S
PRAVDO, S. H.; BUSSARD, R. W.; WHITE, N. E.	Pulse-phase spectroscopy of Hercules X-1

1979ApJ...232L..27G	0.344	08/1979	A F S
GRIFFITHS, R. E.; CHAISSON, L.; WARD, M. J.; BLADES, J. C.; WILSON, A. S.; JOHNSTON, M. D.	The optical identification of 2A 0311-227 with a new AM Herculis-type object

1979ApJ...232L..25C	0.344	08/1979	A F
CHARLES, P. A.; MASON, K. O.	Soft X-ray emission from 2A 0311-227, an AM Herculis-type system

1979ApJ...232L..17M	0.344	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..919R	0.344	08/1979	A S
ROSE, L. A.; MARSHALL, F. E.; HOLT, S. S.; BOLDT, E. A.; ROTHSCHILD, R. E.; SERLEMITSOS, P. J.; PRAVDO, S. H.; KALUZIENSKI, L. J.	Observations of the transient X-ray source 4U 0115+63

1979N79-31132.....M	0.344	07/1979	A
MARSHALL, F. E.; BOLDT, E. A.; HOLT, S. S.; MILLER, R.; MUSHOTZKY, R. F.; ROSE, L. A.; ROTHSCHILD, R. E.; SERLEMITSOS, P. J.	The diffuse X-ray background spectrum from 3 to 50keV

1979MNRAS.188..103C	0.344	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

1979ApJS...40..657M	0.344	07/1979	A S
MARSHALL, F. E.; BOLDT, E. A.; HOLT, S. S.; MUSHOTZKY, R. F.; ROTHSCHILD, R. E.; SERLEMITSOS, P. J.; PRAVDO, S. H.	New hard X-ray sources observed with HEAO A-2

1979A&A....76L..14P	0.344	07/1979	A S N
PHILLIPS, M. M.; FELDMAN, F. R.; MARSHALL, F. E.; WAMSTEKER, W.	ESO 103-G35 - A new Seyfert galaxy and possible X-ray source

1979RSLPS.366......	0.344	06/1979	A T
	Royal Society, Discussion on Some Recent Results in X-Ray Astronomy, London, England, April 25, 26, 1978, Proceedings

1979N79-29136.....B	0.344	06/1979	A
BOLDT, E. A.	HEAO A-2 extragalactic results

1979ApJ...230L.163M	0.344	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.145M	0.344	06/1979	A F S
MARSHALL, F. E.; SWANK, J. H.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	X-ray observations of H1908+050 /=SS 433/

1979ApJ...230L..83C	0.344	06/1979	A F
CHARLES, P. A.; KAHN, S. M.; BOWYER, S.; BLISSETT, R. J.; CULHANE, J. L.; CRUISE, A. M.; GARMIRE, G.	The interstellar oxygen edge in the X-ray spectrum of the Crab Nebula

1979PhDT.........5D	0.344	00/1979	A
DECORDOVA, F. A. D.	X-ray observations of dwarf novae

1979Natur.279..139T	0.344	05/1979	A
TUOHY, I. R.; NUGENT, J. J.; GARMIRE, G. P.; CLARK, D. H.	Evidence for X-ray emission from Kepler's supernova remnant

1979N79-28078.....P	0.344	05/1979	A
PRAVDO, S. H.; BUSSARD, R. W.; WHITE, N. E.	Pulse phase spectroscopy of Hercules X-1

1979ApJ...230L..27T	0.344	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	0.344	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

1979N79-23858.....M	0.344	04/1979	A
MARSHALL, F. E.; SWANK, J. H.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	X-ray observations of H1908+050 (=SS433?)

1979N79-23856.....M	0.344	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	0.344	04/1979	A
WORRALL, D. M.; LAUB, R. C.	X-ray emission from the region of gamma 195 plus 5

1979N79-23852.....W	0.344	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	0.344	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

1979Natur.278..436S	0.344	03/1979	A S
SADEH, D.; MEIDAV, M.; WOOD, K.; YENTIS, D.; SMATHERS, H.; MEEKINS, J.; EVANS, W.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.	Semi-periodic pulsations in Circinus X-1

1979Natur.278..434S	0.344	03/1979	A S
SAMIMI, J.; SHARE, G. H.; WOOD, K.; YENTIS, D.; MEEKINS, J.; EVANS, W. D.; SHULMAN, S.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.	GX339-4 - A new black hole candidate

1979xras.proc..535S	0.344	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..423S	0.344	00/1979	A
SHULMAN, S.	Faint extragalactic objects and the unidentified high latitude X-ray sources

1979xras.proc..405U	0.344	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..373B	0.344	00/1979	A
BAITY, W. A.; GRUBER, D. E.; MATTESON, J. L.; KNIGHT, F. K.; NOLAN, P. L.; SCHEEPMAKER, A.; WHEATON, W. A.; HOFMAN, J. A.; PRIMINI, F. A.; LEWIN, W. H. G.	High energy X-ray observations of extragalactic objects

1979xras.proc..205M	0.344	00/1979	A
MEEKINS, J. F.; BYRAM, E. T.; HEDLER, R.; EVANS, W.; WOOD, K.; YENTIS, D.; CHUBB, T.; FRIEDMAN, H.	Variability of Cygnus X-1 on millisecond timescales

1979xras.proc..111G	0.344	00/1979	A
GARMIRE, G. P.	Low luminosity galactic X-ray sources

1979xras.proc.....B	0.344	00/1979	A T
BAITY, W. A.; PETERSON, L. E.	X-ray astronomy; Proceedings of the Symposium, Innsbruck, Austria, May 29-June 10, 1978

1979fyiuesymp..157W	0.344	00/1979	A
WU, C. -C.; BOGGESS, A.; GULL, T. R.; MUSHOTSKY, R. F.; BOLDT, E. A.; HOLT, S. S.; SERLEMITSOS, P. J.	Ultraviolet and X-ray observations of Seyfert galaxies and low z QSOs

1979cgxs.work...62G	0.344	00/1979	A
GARMIRE, G.	Soft X-ray observations of degenerate dwarfs and cataclysmic variables

1979ApJ...227L..73U	0.344	01/1979	A F
ULMER, M. P.; KINZER, R.; CRUDDACE, R. G.; WOOD, K.; EVANS, W.; BYRAM, E. T.; CHUBB, T. A.; FRIEDMAN, H.	Diffuse X-ray emission from Abell clusters 401 and 399 - A gravitationally bound system

1979ApJ...227L..67L	0.344	01/1979	A F
LEA, S. M.; MASON, K. O.; REICHERT, G.; CHARLES, P. A.; RIEGLER, G.	Discovery of 1.1 keV iron line emission in the spectrum of the M87/Virgo cluster X-ray source

1979A80-36965.....W	0.344	00/1979	A
WEISSKOPF, M. C.	X-ray astronomy

1978Natur.276..587H	0.344	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

1978N79-23851.....M	0.344	12/1978	A
MARSHALL, F. E.; BOLDT, E. A.; HOLT, S. S.; MUSHOTZKY, R. F.; PRAVDO, S. H.; ROTHSCHILD, R. E.; SERLEMITSOS, P. J.	New hard X-ray sources observed with HEAO-A2

1978ApJ...226L.133S	0.344	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.129M	0.344	12/1978	A F S
MASON, K. O.; LAMPTON, M.; CHARLES, P.; BOWYER, S.	The discovery of low-energy X-ray emission from U Geminorum

1978ApJ...226L..83N	0.344	12/1978	A F S
NUGENT, J.; GARMIRE, G.	X-rays from Alpha Centauri

1978ApJ...226L..65M	0.344	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

1978AJ.....83.1539W	0.344	12/1978	A F S
WALTER, F.; CHARLES, P.; BOWYER, S.	X-ray emission from RS CVn systems - A progress report

1978Natur.276..247G	0.344	11/1978	A S
GRIFFITHS, R. E.; GURSKY, H.; SCHWARTZ, D. A.; SCHWARZ, J.; BRADT, H.; DOXSEY, R. E.; CHARLES, P. A.; THORSTENSEN, J. R.	Positions and identifications for galactic X-ray sources 2A1822-371 and 2S1254-690

1978ApJ...225L.119W	0.344	11/1978	F S
WALTER, F.; CHARLES, P.; BOWYER, S.	X-ray emission from UX Arietis - RS Canum Venaticorum systems as a class of coronal X-ray sources

1978A&A....70..431A	0.344	11/1978	A S
AYRES, T. R.; LINSKY, J. L.; MARGON, B.; BOWYER, S.	Upper limits on extreme ultraviolet radiation from nearby main sequence and subgiant stars

1978Natur.275..719S	0.344	10/1978	A S
SCHNOPPER, H. W.; DAVIS, M.; DELVAILLE, J. P.; GELLER, M. J.; HUCHRA, J. P.	Contribution of intermediate luminosity X-ray galaxies to the background - Anon 0945-30

1978N78-32016.....M	0.344	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..302W	0.344	08/1978	A
WORRALL, D. M.; BOLDT, E. A.; HOLT, S. S.; PRAVDO, S. H.; SERLEMITSOS, P. J.	Galactic center iron line emission

1978ApJ...223L..71J	0.344	07/1978	A F S
JOHNSTON, M.; BRADT, H.; DOXSEY, R.; GURSKY, H.; SCHWARTZ, D.; SCHWARZ, J.	Position and pulse profile of the X-ray transient 4U 0115 + 63

1978ApJ...223L..21C	0.344	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

1978cosp.meetQ....B	0.344	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

1978AsAer..16...50F	0.344	04/1978	A
FRIEDMAN, H.	High-energy astronomy with HEAO

1978ApJ...221L..63G	0.344	04/1978	A F S
GRIFFITHS, R. E.; BRADT, H.; DOXSEY, R.; FRIEDMAN, H.; GURSKY, H.; JOHNSTON, M.; LONGMORE, A.; MALIN, D. F.; MURDIN, P.; SCHWARTZ, D. A.; SCHWARZ, J.	Nova Ophiuchi 1977 - An X-ray nova

1978N78-21040.....B	0.344	03/1978	A
BOLDT, E. A.; GARMIRE, C.	The diffuse component of the cosmic X-radiation

1978Natur.271..135B	0.344	01/1978	A S
BRECHER, K.; ULMER, M. P.	X-ray lines and magnetic field of Her X-1

1978ieee.conf..623N	0.344	00/1978	A
NOVICK, M. W.	The High Energy Astronomy Observatory /HEAO/ Program

1978bllo.conf..169M	0.344	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	0.344	00/1978	A
CHUBB, T. A.	X-ray observations of Mk 501 and I Zw 1727+50

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