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Query Results from Astronomy Database

Retrieved 500 abstracts, starting with number 1. Total number selected: 680


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 1997A&A...319...74P
0.90903/1997    O  E  F                              S  N      
PIRO, L.; BALUCINSKA-CHURCH, M.; FINK, H.; FIORE, F.; MATSUOKA, M.; PEROLA, G. C.; SOFFITTA, P.
The ultraviolet to X-ray spectrum of the Seyfert 1 galaxy E 1615+061: accretion disk and reflection models.

 1992tap..proc..196D
0.90900/1992A                                                      
DONE, C.; MULCHAEY, J. S.; MUSHOTZKY, R. F.; ARNAUD, K. A.
Problems for the standard black hole/accretion disk models in Cygnus X-1?

 1991A&A...252...13N
0.90912/1991A          F                  R          S  N      
NESCI, R.
Statistical properties of X-ray clusters of galaxies

 1988A&A...205...26P
0.90910/1988A          F                  R  C      S          
PIRO, L.; FUSCO-FEMIANO, R.
Exosat observations of the southern cluster of galaxies S 2008-569

 1983A&A...126...70A
0.90909/1983A                              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

 1997AAS...190.0307H
0.56405/1997    O                                                  
HENRIKSEN, M.
New Limits on the Magnetic Field in Galaxy Clusters

 1997MNRAS.284..499L
0.56401/1997    O                                                  
LAHAV, OFER; PIRAN, TSVI; TREYER, MARIE A.
The X-ray background as a probe of density fluctuations at high redshift

 1996A&AS..120C.249B
0.56412/1996    O                                      S          
BORREL, V.; BOUCHET, L.; JOURDAIN, E.; ROQUES, J. P.; VARGAS, M.; GOLDWURM, A.; DENIS, M.; PAUL, J.; CHURAZOV, E.; GILFANOV, M.; FINOGUENOV, A.; SUNYAEV, R.; DYACHKOV, A.; KHAVENSON, N.; CHULKOV, I.; NOVIKOV, B.
A persistent hard X-ray source observed in the Terzan 1 globular cluster by the SIGMA telescope.

 1996PASP..108..459B
0.56405/1996    O      F                              S          
BROWN, ANTHONY G. A.
Stellar Content and Evolution of OB Associations

 1993AAS...183.5304H
0.56412/1993    O                                                  
HENRIKSEN, M. J.; MERRILL, W. E.
Non-isothermal X-ray Emitting Gas in Clusters of Galaxies

 1990A&A...234...60N
0.56408/1990A          F                  R  C      S          
NESCI, R.; ALTAMORE, A.
Search for cooling flows in southern X-ray clusters of galaxies

 1989MNRAS.236..375G
0.56401/1989A          F                  R  C      S  N      
GIOMMI, P.; BEUERMANN, K.; BARR, P.; SCHWOPE, A.; TAGLIAFERRI, G.; THOMAS, H. C.
Discovery of a BL Lacertae object (EXO 055625-3838.6) in the error box of H0557-385

 1997ApJ...475..361K
0.43501/1997    O  E  F                              S          
KINZER, R. L.; JUNG, G. V.; GRUBER, D. E.; MATTESON, J. L.; PETERSON, L. E.
Diffuse Cosmic Gamma Radiation Measured by HEAO 1

 1994ApJ...436..762M
0.43512/1994A          F                  R  C      S          
MACIOLEK-NIEDZWIECKI, ANDRZEJ; ZDZIARSKI, ANDRZEJ
Models of pair annihilation in 1E 1740.7-2942 and the HEAO 1 A-4 annihilation source

 1994AAS...185.7411J
0.43512/1994    O                                                  
JAHODA, K.; ALLEN, J. S.; WHITLOCK, L. A.
HEAO-1 A2 Maps of the Hard X-ray Sky

 1994AAS...184.0907C
0.43505/1994    O                                      S          
COMINSKY, L.; ROBERTS, M.; LEE, A.; SEGEL, D.
HEAO A-1 Archival Observations of Galactic X-Ray Binaries

 1993AdSpR..13l.231J
0.43512/1993A                                                      
JAHODA, K.
HEAO-1 and BBXRT non-source X-ray observations

 1993cuny.reptQ....P
0.43506/1993A                                                      
PATTERSON, JOSEPH
Eclipsing cataclysmic variables. Deep eclipses in H0928+501. YY Draconis, the whirling dervish. New x ray pulsar candidates from HEAO-1

 1993AJ....105.2079R
0.43506/1993A  O      F                  R  C      S  N      
REMILLARD, R. A.; BRADT, H. V. D.; BRISSENDEN, R. J. V.; BUCKLEY, D. A. H.; ROBERTS, W.; SCHWARTZ, D. A.; STROOZAS, B. A.; TUOHY, I. R.
Twenty-two emission-line AGNs from the HEAO-1 X-ray survey

 1992ApJ...399..694G
0.43511/1992A          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
0.43506/1992A                                                      
SCHWARTZ, DANIEL A.
Scientific investigations with the data base HEAO-1 scanning modulator collimator

 1992penn.rept.....N
0.43503/1992A                                                      
NOUSEK, JOHN A.
HEAO-1 analysis of Low Energy Detectors (LED)

 1991ApJ...379..507M
0.43510/1991A          F                  R  C      S          
MARTIN-MIRONES, J. M.; DE ZOTTI, G.; FRANCESCHINI, A.; BOLDT, E. A.; MARSHALL, F. E.; DANESE, L.; PERSIC, M.
Small-scale fluctuations and angular correlations of the X-ray background in the HEAO 1 A-2 energy band - Constraints on clustering of X-ray sources

 1991ApJ...374..218L
0.43506/1991A          F                  R  C      S          
LEAHY, D. A.; NOUSEK, J.; HAMILTON, A. J. S.
HEAO 1 A-2 low-energy detector X-ray spectra of the Lupus Loop and SN 1006

 1990ApJ...363..547L
0.43511/1990A          F                  R  C      S          
LEAHY, D. A.; FINK, R.; NOUSEK, J.
HEAO 1 A-2 low-energy detector X-ray spectra of the Cygnus Loop

 1990N91-31069.....W
0.43507/1990A                                                      
WARREN, WAYNE H., JR.
The HEAO A-1 x ray source catalog (Wood et al. 1984): Documentation for the machine-readable version

 1990MNRAS.245..268D
0.43507/1990A          F                  R  C      S          
DAVIES, S. R.; COE, M. J.; WOOD, K. S.
HEAO-1 observations of the X-ray pulsar 1E2259 + 586

 1990PhDT.........4J
0.43500/1990A                                                      
JOHNSON, MICHAEL WILLIAM
HEAO A-1 observations of x ray emitting clusters of galaxies

 1990PhDT.........3F
0.43500/1990A                                                      
FINK, RICHARD LEE
Application of the HEAO-1 A-2 low energy detector data to the diffuse x ray sky background

 1990AdSpR..10...99S
0.43500/1990A                                                      
SOONG, Y.; GRUBER, D.; ROTHSCHILD, R. E.; PETERSON, L. E.
15-100 keV variability in Her X-1 observed by HEAO-1

 1989xrbi....1..617S
0.43511/1989A                                                      
SOONG, Y.; SWANK, J. H.
Timing analysis of binary X ray pulsars observed by HEAO 1

 1989xrbi....1..381D
0.43511/1989A                                                      
DAVIES, S. R.; COE, M. J.; WOOD, K. S.
HEAO-1 and IR observations of the X ray pulsar 1E2259+586

 1989ApJ...345..140R
0.43510/1989A          F                  R  C      S  N      
REMILLARD, R. A.; TUOHY, I. R.; BRISSENDEN, R. J. V.; BUCKLEY, D. A. H.; SCHWARTZ, D. A.; FEIGELSON, E. D.; TAPIA, S.
Two X-ray-selected BL Lacertae objects observed with the HEAO 1 scanning modulation collimator

 1989herb.book..232G
0.43500/1989A                                                      
GRUBER, D. E.; JUNG, G. V.; MATTESON, J. L.
Radioactivity observed in scintillation counters during the HEAO-1 mission

 1989BAAS...21.1080R
0.43500/1989
REMILLARD, R. A.; BRADT, H.; SILBER, A.; TUOHY, I.; BRISSENDEN, R.; BUCKLEY, D.; STROOZAS, B.; SCHWARTZ, D.
Ten cataclysmic variables discovered as HEAO-1 X-ray sources; one with an orbital period inside the period gap.

 1989BAAS...21..777S
0.43500/1989                                            S          
SCHWARTZ, D. A.; BRISSENDEN, R. J. V.; TUOHY, I. R.; FEIGELSON, E. D.; HERTZ, P. L.; REMILLARD, R. A.
The HEAO-1 sky survey sub-catalog of bright, hard X-ray emitting BL Lac objects.

 1988ApJ...333..133R
0.43510/1988A          F                  R  C      S  N      
REPHAELI, YOEL; GRUBER, D. E.
HEAO 1 hard X-ray observation of clusters of galaxies and intracluster magnetic fields

 1988nsbh.symp.....T
0.43502/1988A                                                      
TUOHY, I. R.; BUCKLEY, D. A. H.; REMILLARD, R. A.; BRADT, H. V.; SCHWARTZ, D. A.
Twelve X-ray emitting Be candidates from HEAO-1

 1988nsbh.symp.....B
0.43502/1988A                                                      
BRADT, H. V.; REMILLARD, R. A.; TUOHY, I. R.; BUCKLEY, D. A. H.; BRISSENDEN, R.
The HEAO-1 modulation collimator today

 1988BAAS...20.1085G
0.43500/1988                                            S  N      
GRUBER, D. E.; REPHAELI, Y.
Lower limits to intracluster magnetic field strength from HEAO-1.

 1988BAAS...20..735S
0.43500/1988                                            S  N      
SCHWARTZ, D. A.; REMILLARD, R. A.; BRADT, H.; BRISSENDEN, R.; TUOHY, I.; BUCKLEY, D.
Initial results of an Einstein Observatory 'Shallow Survey' near HEAO-1 X-ray source locations.

 1987ApJ...320..139R
0.43509/1987A          F                  R  C      S  N      
REPHAELI, Y.; GRUBER, D. E.; ROTHSCHILD, R. E.
HEAO 1 hard X-ray observations of three Abell clusters of galaxies

 1987PhDT.........3H
0.43500/1987A                                                      
HUETER, GEOFFREY JAMES
HEAO-1 observations of gamma-ray bursts

 1987stan.reptQ....F
0.43502/1987A                                                      
FAIRBANK, WILLIAM M.
A search for rapidly modulated emission in bright X-ray sources using the HEAO A-1 data base

 1987BAAS...19..720R
0.43500/1987                                            S          
ROTHSCHILD, R. E.; SWANK, J. H.
Spectral observation of A 0535+26 from 2-180 keV by HEAO-1.

 1986ApJ...311..258A
0.43512/1986A          F                  R  C      S  N      
AMBRUSTER, CAROL W.; WOOD, KENT S.
The HEAO A-1 all-sky survey of fast X-ray transients

 1986AJ.....92..585S
0.43509/1986A          F                  R  C      S  N      
SCHMELZ, J. T.; FEIGELSON, E. D.; SCHWARTZ, D. A.
A VLA survey of unidentified HEAO-1 X-ray sources

 1986ApJS...61..353S
0.43506/1986A                              R  C      S  N      
SHRADER, C. R.; MATILSKY, T.; WOOD, K. S.
An intermediate-sensitivity survey at high Galactic latitude with HEAO A-1

 1986ApJ...301..742R
0.43502/1986A          F                  R  C      S  N      
REMILLARD, R. A.; BRADT, H. V.; BUCKLEY, D. A. H.; ROBERTS, W.; SCHWARTZ, D. A.; TUOHY, I. R.; WOOD, K.
The discovery of eight bright active galactic nuclei observed with the HEAO 1 scanning modulation collimator

 1986BAAS...18..707S
0.43500/1986                                            S  N      
SCHWARTZ, D. A.; BRADT, H. V.; REMILLARD, R.; BUCKLEY, D.; TUOHY, I.
EXOSAT study of the accretion flow galaxy PKS 2354-35, identified with 4U 0009-33 by the HEAO-1 modulation collimator.

 1985icr.....1..349G
0.43508/1985A                                                      
GRUBER, D. E.; MATTESON, J. L.; JUNG, G. V.; KINZER, R. L.
Spectrum of the gamma-ray diffuse component observed from HEAO-1

 1985icr.....1....1H
0.43508/1985A                                                      
HUETER, G. J.; MATTESON, J. L.
HEAO-1 observations of gamma ray bursts

 1985PASAu...6..147B
0.43500/1985A          F                  R  C      S  N      
BUCKLEY, D. A. H.; TUOHY, I. R.; REMILLARD, R. A.
Optical counterparts of HEAO-1 X-ray sources

 1985BAAS...17Z.883B
0.43500/1985                                            S          
BURROWS, D. N.; NOUSEK, J. N.; TRUAX, R. J.; GARMIRE, G. P.; SINGH, K. P.
HEAO-1 LED maps of the Eridanus soft X-ray enhancement.

 1985BAAS...17..608S
0.43500/1985                                            S  N      
SCHWARTZ, D. A.; ROBERTS, W.; MURRAY, S.; HUCHRA, J.; REMILLARD, R.; BRADT, H.; MCCLINTOCK, J.; TUOHY, I.; BUCKLEY, D.; TAPIA, S.; FEIGELSON, E.; SCHMELZ, J.
Newly discovered BL Lacertae objects identified as bright X-ray source counterparts by the HEAO-1 scanning modulation collimator.

 1985BAAS...17..586N
0.43500/1985                                                N      
NOUSEK, J. A.; SINGH, K. P.; BURROWS, D. N.; GARMIRE, G. P.
A 1/4 keV X-ray survey of the Large Magellanic Cloud with HEAO-1.

 1985AdSpR...5..137S
0.43500/1985A                                                      
SCHWARTZ, D. A.; ROBERTS, W.; BRADT, H.; REMILLARD, R.; BUCKLEY, D.
Recent optical identifications of HEAO-1 X-ray sources

 1985A86-49629.....S
0.43500/1985A                                                      
SCHWARTZ, D. A.; ROBERTS, W.; BRADT, H.; REMILLARD, R.; BUCKLEY, D.
New identifications of bright X-ray sources with the HEAO-1 Scanning Modulation Collimator

 1984ApJS...56..507W
0.43512/1984A                  D          R  C      S  N      
WOOD, K. S.; MEEKINS, J. F.; YENTIS, D. J.; SMATHERS, H. W.; MCNUTT, D. P.; BLEACH, R. D.; FRIEDMAN, H.; BYRAM, E. T.; CHUBB, T. A.; MEIDAV, M.
The HEAO A-1 X-ray source catalog

 1984lism.rept..219N
0.43511/1984A                                                      
NOUSEK, J. A.; GARMIRE, G. P.; WEAVER, G.
HEAO-1 diffuse soft X-ray sky maps

 1984xagn.rept..129G
0.43510/1984A                                                      
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...285..258C
0.43510/1984A          F                  R  C      S          
COOKE, B. A.; LEVINE, A. M.; LANG, F. L.; PRIMINI, F. A.; LEWIN, W. H. G.
HEAO 1 high-energy X-ray observations of three bright transient X-ray sources H1705-250 (Nova Ophiuchi), H1743-322, and H1833-077 (Scutum X-1)

 1984ApJ...283..546G
0.43508/1984A          F                  R  C      S          
GRUBER, D. E.; ROTHSCHILD, R. E.
SMC X-1 variability observed from HEAO 1

 1984ApJ...280..688S
0.43505/1984A          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

 1984ApJS...54..581L
0.43504/1984A                              R  C      S  N      
LEVINE, A. M.; LANG, F. L.; LEWIN, W. H. G.; PRIMINI, F. A.; DOBSON, C. A.; DOTY, J. P.; HOFFMAN, J. A.; HOWE, S. K.; SCHEEPMAKER, A.; WHEATON, W. A.; MATTESON, J. L.; BAITY, W. A.; GRUBER, D. E.; KNIGHT, F. K.; NOLAN, P. L.; PELLING, R. M.; ROTHSCHILD, R. E.; PETERSON, L. E.
The HEAO 1 A-4 catalog of high-energy X-ray sources

 1984ApJ...279..555B
0.43504/1984A          F                  R  C      S  N      
BAITY, W. A.; WORRALL, D. M.; ROTHSCHILD, R. E.; MUSHOTZKY, R. F.; TENNANT, A. F.; PRIMINI, F. A.
Observations of NGC 4151 at 2 keV to 2 MeV from HEAO 1

 1984ApJ...278..278J
0.43503/1984A          F                  R  C      S          
JENSEN, K. A.
Boundary layers in cataclysmic variables - The HEAO 1 X-ray constraints

 1984xue..conf..129G
0.43500/1984
GRUBER, D.
THE HEAO-1 DIFFUSE COMPONENT SPECTRUM FROM 15-KEV TO ABOVE 500-KEV

 1984PhDT.........2A
0.43500/1984A                                                      
AMBRUSTER, C. W.
A survey of fast X-ray transients using the HEAO A-1 Sky Survey experiment

 1984BAAS...16..944N
0.43500/1984                                            S          
NORRIS, J. P.; WOOD, K. S.
Survey for new pulsars by the HEAO A-1 experiment.

 1984BAAS...16..944H
0.43500/1984                                            S          
HERTZ, P.; WOOD, K. S.
Variability of galactic X-ray sources from HEAO A-1.

 1984BAAS...16..514S
0.43500/1984                                            S          
SCHWARTZ, D. A.; ROBERTS, W.; REMILLARD, R.; BRADT, H.; PATTERSON, J.; TUOHY, I.; BUCKLEY, D.; MARSHALL, F.
Identifications of new, X-ray bright, cataclysmic variables with the HEAO-1 scanning modulation collimator.

 1984BAAS...16..480S
0.43500/1984                                            S  N      
SNYDER, W. A.; WOOD, K. S.
X-ray variability in active galactic nuclei observed with HEAO A-1.

 1984BAAS...16..472C
0.43500/1984                                            S          
CONNORS, A.; SERLEMITSOS, P. J.; SWANK, J. H.
Hard transients from the HEAO-1 A2 short transient survey : are they flares from dMe stars ?

 1983ApJ...274..327S
0.43511/1983A          F                      C      S          
SOONG, Y.; ROTHSCHILD, R. E.
Long-term, hard X-ray observations of Scorpius X-1 from HEAO 1

 1983ucb..reptQ....C
0.43510/1983A                                                      
COMINSKY, L.
Studies of highly variable galactic X-ray sources with HEAO-1

 1983N84-13046.....J
0.43510/1983A                                                      
JENSEN, K. A.
Boundary layers in cataclysmic variables: The HEAO-1 X-ray constraints

 1983ApJ...272..678H
0.43509/1983A          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

 1983ApJ...272..381T
0.43500/1983            F                  R  C                  
TSIKOUDI, V.
ERRATUM - HEAO-1 OBSERVATIONS OF QUIESCENT X-RAY EMISSION FROM FLARE STARS

 1983ApJ...268..540K
0.43505/1983A                              R  C      S  N