HEAO-1 Science Papers
- A New Method to Determine X-ray Luminosity Functions of AGN and their Evolution with Redshift
First Author: Alqasim, Ahlam
Monthly Notices of the Royal Astronomical Society, Volume 520, Issue 3, pp.3827-3846
Publication Date: Apr 2023
Bibliographic Code: 2023MNRAS.520.3827A
Citations: 0
- Long-term variations in the X-ray activity of HR 1099
First Author: Perdelwitz, V.
Astronomy & Astrophysics, Volume 616, id.A161, 8 pp.
Publication Date: Sep 2018
Bibliographic Code: 2018A&A...616A.161P
Citations: 5
- Parsec-scale magnetic field structures in HEAO-1 BL Lacs
First Author: Kharb, P.
Monthly Notices of the Royal Astronomical Society, Volume 384, Issue 1, pp. 230-250.
Publication Date: Feb 2008
Bibliographic Code: 2008MNRAS.384..230K
Citations: 22
- Constraints on sterile neutrinos as dark matter candidates from the diffuse X-ray background
First Author: Boyarsky, A.
Monthly Notices of the Royal Astronomical Society, Volume 370, Issue 1, pp. 213-218.
Publication Date: Jul 2006
Bibliographic Code: 2006MNRAS.370..213B
Citations: 202
- X-Ray Spectral and Timing Observations of AO Piscium
First Author: Johnson, Elsa M.
The Publications of the Astronomical Society of the Pacific, Volume 118, Issue 844, pp. 797-804.
Publication Date: Jun 2006
Bibliographic Code: 2006PASP..118..797J
Citations: 5
- Intensity of the cosmic X-ray backgound from HEAO1/A2 experiment
First Author: Revnivtsev, M.
Astronomy and Astrophysics, Volume 444, Issue 2, December III 2005, pp.381-385
Publication Date: Dec 2005
Bibliographic Code: 2005A&A...444..381R
Citations: 42
- Stability of the Cyclotron Resonance Scattering Feature in Hercules X-1 with RXTE
First Author: Gruber, D. E.
The Astrophysical Journal, Volume 562, Issue 1, pp. 499-507.
Publication Date: Nov 2001
Bibliographic Code: 2001ApJ...562..499G
Citations: 37
- The 2-10 keV X-Ray Background Dipole and Its Cosmological Implications
First Author: Scharf, C. A.
The Astrophysical Journal, Volume 544, Issue 1, pp. 49-62.
Publication Date: Nov 2000
Bibliographic Code: 2000ApJ...544...49S
Citations: 35
- A Search for Aperiodic Millisecond Variability in Cygnus X-1
First Author: Chaput, C.
The Astrophysical Journal, Volume 541, Issue 2, pp. 1026-1032.
Publication Date: Oct 2000
Bibliographic Code: 2000ApJ...541.1026C
Citations: 2
- X1908+075: An X-Ray Binary with a 4.4 Day Period
First Author: Wen, Linqing
The Astrophysical Journal, Volume 532, Issue 2, pp. 1119-1123.
Publication Date: Apr 2000
Bibliographic Code: 2000ApJ...532.1119W
Citations: 20
- The Spectrum of Diffuse Cosmic Hard X-Rays Measured with HEAO 1
First Author: Gruber, D. E.
The Astrophysical Journal, Volume 520, Issue 1, pp. 124-129.
Publication Date: Jul 1999
Bibliographic Code: 1999ApJ...520..124G
Citations: 354
- Large-Scale Fluctuations in the X-Ray Background
First Author: Treyer, Marie
The Astrophysical Journal, Volume 509, Issue 2, pp. 531-536.
Publication Date: Dec 1998
Bibliographic Code: 1998ApJ...509..531T
Citations: NULL
- X-Ray Constraints on Cluster Magnetic Fields
First Author: Henriksen, Mark
Publications of the Astronomical Society of Japan, v.50, p.389-398.
Publication Date: Aug 1998
Bibliographic Code: 1998PASJ...50..389H
Citations: 21
- Diffuse Cosmic Gamma Radiation Measured by HEAO 1
First Author: Kinzer, R. L.
The Astrophysical Journal, Volume 475, Issue 1, pp. 361-372.
Publication Date: Jan 1997
Bibliographic Code: 1997ApJ...475..361K
Citations: 83
- A large-area cross-correlation study of high galactic latitude soft and hard X-ray skies.
First Author: Miyaji, T.
Astronomy and Astrophysics, v.312, p.1-10
Publication Date: Aug 1996
Bibliographic Code: 1996A&A...312....1M
Citations: 8
- The globular cluster population of low-luminosity X-ray sources.
First Author: Johnston, H. M.
Astronomy and Astrophysics, v.312, p.80-87
Publication Date: Aug 1996
Bibliographic Code: 1996A&A...312...80J
Citations: 47
- Abell 3627: A Nearby, X-Ray Bright, and Massive Galaxy Cluster
First Author: Boehringer, H.
Astrophysical Journal v.467, p.168
Publication Date: Aug 1996
Bibliographic Code: 1996ApJ...467..168B
Citations: 50
- Nonisothermal X-Ray--emitting Gas in Clusters of Galaxies
First Author: Henriksen, Mark J.
Astrophysical Journal v.465, p.515
Publication Date: Jul 1996
Bibliographic Code: 1996ApJ...465..515H
Citations: 20
- Models of pair annihilation in 1E 1740.7-2942 and the HEAO 1 A-4 annihilation source
First Author: Maciolek-Niedzwiecki, Andrzej
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 436, no. 2, p. 762-768
Publication Date: Dec 1994
Bibliographic Code: 1994ApJ...436..762M
Citations: 11
- HEAO-1 and BBXRT non-source X-ray observations
First Author: Jahoda, K.
Advances in Space Research (ISSN 0273-1177), vol. 13, no. 12, p. (12)231-(12)240
Publication Date: Dec 1993
Bibliographic Code: 1993AdSpR..13..231J
Citations: 13
- 1H0551 - 819: Discovery of a new cataclysmic variable from the HEAO-1 Survey
First Author: Buckley, D. A. H.
Monthly Notices of the Royal Astronomical Society, vol. 265, p. 926
Publication Date: Dec 1993
Bibliographic Code: 1993MNRAS.265..926B
Citations: 16
- Twenty-two emission-line AGNs from the HEAO-1 X-ray survey
First Author: Remillard, R. A.
Astronomical Journal (ISSN 0004-6256), vol. 105, no. 6, p. 2079-2089, 2363-2365.
Publication Date: Jun 1993
Bibliographic Code: 1993AJ....105.2079R
Citations: 21
- The soft X-ray diffuse background observed with the HEAO 1 low-energy detectors
First Author: Garmire, G. P.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 399, no. 2, p. 694-703.
Publication Date: Nov 1992
Bibliographic Code: 1992ApJ...399..694G
Citations: 68
- 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
First Author: Martin-Mirones, J. M.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 379, Oct. 1, 1991, p. 507-516. Research supported by Ministero dell'Universita e della Ricerca Scientifica e Tecnologica, CNR, ASI, et al.
Publication Date: Oct 1991
Bibliographic Code: 1991ApJ...379..507M
Citations: 14
- HEAO 1 A-2 low-energy detector X-ray spectra of the Lupus Loop and SN 1006
First Author: Leahy, D. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 374, June 10, 1991, p. 218-226. NSERC-supported research.
Publication Date: Jun 1991
Bibliographic Code: 1991ApJ...374..218L
Citations: 20
- HEAO 1 A-2 low-energy detector X-ray spectra of the Cygnus Loop
First Author: Leahy, D. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 363, Nov. 10, 1990, p. 547-553. Research supported by NSERC.
Publication Date: Nov 1990
Bibliographic Code: 1990ApJ...363..547L
Citations: 7
- HEAO-1 observations of the X-ray pulsar 1E2259 + 586
First Author: Davies, S. R.
Monthly Notices of the Royal Astronomical Society (ISSN 0035-8711), vol. 245, July 15, 1990, p. 268-274.
Publication Date: Jul 1990
Bibliographic Code: 1990MNRAS.245..268D
Citations: 20
- 15-100 keV variability in HER X-1 observed by HEAO-1
First Author: Soong, Y.
COSPAR, International Academy of Astronautics, and IAU, Plenary Meeting, 27th, Symposium on X-ray and Gamma-ray Astronomy, 14th, Espoo, Finland, July 18-29, 1988 Advances in Space Research (ISSN 0273-1177), vol. 10, no. 2, 1990, p. 99-104.
Publication Date: Jan 1990
Bibliographic Code: 1990AdSpR..10...99S
Citations: 0
- Two X-ray-selected BL Lacertae objects observed with the HEAO 1 scanning modulation collimator
First Author: Remillard, R. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 345, Oct. 1, 1989, p. 140-147. Research supported by the U.S.-Australia Bilateral Science and Technology Agreement.
Publication Date: Oct 1989
Bibliographic Code: 1989ApJ...345..140R
Citations: 60
- Bl-Lacertae Objects Detected in the HEAO-1 all Sky X-Ray Survey
First Author: Schwartz, D. A.
BL Lac Objects. Proceedings of a workshop held in Como, Italy, September 20-23, 1988. Editors, L. Maraschi, T. Maccacaro, M.-H. Ulrich; Publisher, Springer-Verlag, Berlin, New York, NY, 1989. LC # QB858.35 .B5 1989. ISBN: 0-387-51389-2. P. 209, 1989
Publication Date: Jan 1989
Bibliographic Code: 1989LNP...334..209S
Citations: 34
- HEAO 1 hard X-ray observation of clusters of galaxies and intracluster magnetic fields
First Author: Rephaeli, Yoel
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 333, Oct. 1, 1988, p. 133-135.
Publication Date: Oct 1988
Bibliographic Code: 1988ApJ...333..133R
Citations: 49
- HEAO 1 hard X-ray observations of three Abell clusters of galaxies
First Author: Rephaeli, Y.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 320, Sept. 1, 1987, p. 139-144.
Publication Date: Sep 1987
Bibliographic Code: 1987ApJ...320..139R
Citations: 53
- Discovery of three new RS Canum Venaticorum-like counterparts to HEAO I X-ray sources
First Author: Buckley, D. A. H.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 315, April 1, 1987, p. 273-285. Research sponsored by the U.S.-Australian Bilateral Science and Technology Agreement.
Publication Date: Apr 1987
Bibliographic Code: 1987ApJ...315..273B
Citations: 12
- The HEAO A-1 all-sky survey of fast X-ray transients
First Author: Ambruster, Carol W.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 311, Dec. 1, 1986, p. 258-274. NASA-Navy-supported research.
Publication Date: Dec 1986
Bibliographic Code: 1986ApJ...311..258A
Citations: 17
- A VLA survey of unidentified HEAO-1 X-ray sources
First Author: Schmelz, J. T.
Astronomical Journal (ISSN 0004-6256), vol. 92, Sept. 1986, p. 585-594.
Publication Date: Sep 1986
Bibliographic Code: 1986AJ.....92..585S
Citations: 7
- An intermediate-sensitivity survey at high Galactic latitude with HEAO A-1
First Author: Shrader, C. R.
Astrophysical Journal Supplement Series (ISSN 0067-0049), vol. 61, June 1986, p. 353-356. Navy-supported research.
Publication Date: Jun 1986
Bibliographic Code: 1986ApJS...61..353S
Citations: 3
- The discovery of eight bright active galactic nuclei observed with the HEAO 1 scanning modulation collimator
First Author: Remillard, R. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 301, Feb. 15, 1986, p. 742-752.
Publication Date: Feb 1986
Bibliographic Code: 1986ApJ...301..742R
Citations: 87
- Recent optical identifications of HEAO-1 X-ray sources
First Author: Schwartz, D. A.
COSPAR, Topical Meeting on Astronomy from Space, Graz, Austria, June 25-July 7, 1984 Advances in Space Research (ISSN 0273-1177), vol. 5, no. 3, 1985, p. 137-140.
Publication Date: Jan 1985
Bibliographic Code: 1985AdSpR...5..137S
Citations: 3
- Optical counterparts of HEAO-1 X-ray sources
First Author: Buckley, D. A. H.
Astronomical Society of Australia, Proceedings (ISSN 0066-9997), vol. 6, no. 2, 1985, p. 147-151. Research sponsored by the Australia - U.S. Bilateral Science and Technology Agreement and Department of Science of Australia.
Publication Date: Jan 1985
Bibliographic Code: 1985PASAu...6..147B
Citations: 7
- The HEAO A-1 X-ray source catalog
First Author: Wood, K. S.
Astrophysical Journal Supplement Series (ISSN 0067-0049), vol. 56, Dec. 1984, p. 507-649. NASA-Navy-supported research.
Publication Date: Dec 1984
Bibliographic Code: 1984ApJS...56..507W
Citations: 398
- 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)
First Author: Cooke, B. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 285, Oct. 1, 1984, p. 258-263.
Publication Date: Oct 1984
Bibliographic Code: 1984ApJ...285..258C
Citations: 27
- SMC X-1 variability observed from HEAO 1
First Author: Gruber, D. E.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 283, Aug. 15, 1984, p. 546-551.
Publication Date: Aug 1984
Bibliographic Code: 1984ApJ...283..546G
Citations: 49
- Identification of two hard X-ray emitting Be stars using the HEAO 1 scanning modulation collimator
First Author: Steiner, J. E.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 280, May 15, 1984, p. 688-694. Research supported by the Science Research Council.
Publication Date: May 1984
Bibliographic Code: 1984ApJ...280..688S
Citations: 27
- Observations of NGC 4151 at 2 keV to 2 MeV from HEAO 1
First Author: Baity, W. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 279, April 15, 1984, p. 555-562.
Publication Date: Apr 1984
Bibliographic Code: 1984ApJ...279..555B
Citations: 58
- The HEAO 1 A-4 catalog of high-energy X-ray sources
First Author: Levine, A. M.
Astrophysical Journal Supplement Series (ISSN 0067-0049), vol. 54, April 1984, p. 581-617.
Publication Date: Apr 1984
Bibliographic Code: 1984ApJS...54..581L
Citations: 167
- Boundary layers in cataclysmic variables - The HEAO 1 X-ray constraints
First Author: Jensen, K. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 278, March 1, 1984, p. 278-287.
Publication Date: Mar 1984
Bibliographic Code: 1984ApJ...278..278J
Citations: 15
- Millisecond variability of Cygnus X-1
First Author: Meekins, J. F.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 278, March 1, 1984, p. 288-297.
Publication Date: Mar 1984
Bibliographic Code: 1984ApJ...278..288M
Citations: 50
- Observations of quasi-coherent soft X-ray oscillations in U Geminorum and SS Cygni
First Author: Cordova, F. A.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 278, March 15, 1984, p. 739-753. Research supported by the U.S. Department of Energy and Science and Engineering Research Council of England.
Publication Date: Mar 1984
Bibliographic Code: 1984ApJ...278..739C
Citations: 78
- Long-term, hard X-ray observations of Scorpius X-1 from HEAO 1
First Author: Soong, Y.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 274, Nov. 1, 1983, p. 327-332.
Publication Date: Nov 1983
Bibliographic Code: 1983ApJ...274..327S
Citations: 16
- HEAO 1 high-energy X-ray observations of Centaurus X-3
First Author: Howe, S. K.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 272, Sept. 15, 1983, p. 678-686.
Publication Date: Sep 1983
Bibliographic Code: 1983ApJ...272..678H
Citations: 18
- 2-165 keV observations of active galaxies and the diffuse background
First Author: Rothschild, R. E.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 269, June 15, 1983, p. 423-437.
Publication Date: Jun 1983
Bibliographic Code: 1983ApJ...269..423R
Citations: 261
- Redshift modifications to HEAO A-1 cluster X-ray luminosities
First Author: Kowalski, M. P.
Astrophysical Journal, Part 1 (ISSN 0004-637X), vol. 268, May 15, 1983, p. 540-551.
Publication Date: May 1983
Bibliographic Code: 1983ApJ...268..540K
Citations: 26
- A survey by HEAO 1 of clusters of galaxies. III - The complete Abell catalog
First Author: Johnson, M. W.
Astrophysical Journal, Part 1, vol. 266, Mar. 15, 1983, p. 425-445.
Publication Date: Mar 1983
Bibliographic Code: 1983ApJ...266..425J
Citations: 45
- HEAO 1 observations of quiescent X-ray emission from flare stars
First Author: Tsikoudi, V.
Astrophysical Journal, Part 1, vol. 262, Nov. 1, 1982, p. 263-268.
Publication Date: Nov 1982
Bibliographic Code: 1982ApJ...262..263T
Citations: 19
- 2 - 165 keV observations of active galaxies from HEAO-1.
First Author: Rothschild, R. E.
Publications of the Astronomical Society of the Pacific, Vol. 94, p. 757
Publication Date: Oct 1982
Bibliographic Code: 1982PASP...94..757R
Citations: 0
- HEAO 1 observations of the long-term variability of Hercules X-1
First Author: Gorecki, A.
Astrophysical Journal, Part 1, vol. 256, May 1, 1982, p. 234-237.
Publication Date: May 1982
Bibliographic Code: 1982ApJ...256..234G
Citations: 32
- HEAO 1 measurements of the galactic ridge
First Author: Worrall, D. M.
Astrophysical Journal, Part 1, vol. 255, Apr. 1, 1982, p. 111-121.
Publication Date: Apr 1982
Bibliographic Code: 1982ApJ...255..111W
Citations: 168
- A complete X-ray sample of the high-latitude /absolute value of B greater than 20 deg/ sky from HEAO 1 A-2 - Log N-log S and luminosity functions
First Author: Piccinotti, G.
Astrophysical Journal, Part 1, vol. 253, Feb. 15, 1982, p. 485-503.
Publication Date: Feb 1982
Bibliographic Code: 1982ApJ...253..485P
Citations: 623
- HEAO 1 observations of high-energy X-rays from the Seyfert I galaxy MKN 509
First Author: Dil, S.
Astrophysical Journal, Part 1, vol. 250, Nov. 15, 1981, p. 513-516.
Publication Date: Nov 1981
Bibliographic Code: 1981ApJ...250..513D
Citations: 14
- HEAO 1 high energy X-ray observations of the Virgo cluster and A2142
First Author: Lea, S. M.
Astrophysical Journal, Part 1, vol. 246, June 1, 1981, p. 369-375. Research supported by Bell Telephone Laboratories
Publication Date: Jun 1981
Bibliographic Code: 1981ApJ...246..369L
Citations: 39
- Centaurus A /NGC 5128/ at 2 keV-2.3 MeV - HEAO 1 observations and implications
First Author: Baity, W. A.
Astrophysical Journal, Part 1, vol. 244, Mar. 1, 1981, p. 429-435.
Publication Date: Mar 1981
Bibliographic Code: 1981ApJ...244..429B
Citations: 89
- A survey of rich clusters of galaxies with HEAO 1. II
First Author: Ulmer, M. P.
Astrophysical Journal, Part 1, vol. 243, Feb. 1, 1981, p. 681-689.
Publication Date: Feb 1981
Bibliographic Code: 1981ApJ...243..681U
Citations: 33
- Variable X-ray spectra of BL Lacertae objects - HEAO 1 observations of PKS 0548 - 322 and 2A 1219 + 305
First Author: Worrall, D. M.
Astrophysical Journal, Part 1, vol. 243, Jan. 1, 1981, p. 53-59.
Publication Date: Jan 1981
Bibliographic Code: 1981ApJ...243...53W
Citations: 76
- HEAO 1 observations of the Perseus cluster above 10 keV
First Author: Primini, F. A.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 243, Jan. 1, 1981, p. L13-L17.
Publication Date: Jan 1981
Bibliographic Code: 1981ApJ...243L..13P
Citations: 51
- Hercules X-1 hard X-ray pulsations observed from HEAO 1
First Author: Gruber, D. E.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 240, Sept. 15, 1980, p. L127-L131.
Publication Date: Sep 1980
Bibliographic Code: 1980ApJ...240L.127G
Citations: 67
- Unidentified galactic X-ray sources positioned with the HEAO-1 scanning modulation collimator
First Author: Reid, C. A.
Astronomical Journal, vol. 85, Aug. 1980, p. 1062-1070.
Publication Date: Aug 1980
Bibliographic Code: 1980AJ.....85.1062R
Citations: 36
- HEAO 1 identification of the X-ray emitting poor cluster of galaxies, AWM 7
First Author: Schwartz, D. A.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 238, June 1, 1980, p. L53-L58.
Publication Date: Jun 1980
Bibliographic Code: 1980ApJ...238L..53S
Citations: 30
- Optical identification of 4U1907 + 09 using the HEAO-1 scanning modulation collimator position
First Author: Schwartz, D. A.
Astronomical Journal, vol. 85, May 1980, p. 549-554.
Publication Date: May 1980
Bibliographic Code: 1980AJ.....85..549S
Citations: 35
- HEAO 1 observations of gamma-ray lines from a solar flare
First Author: Hudson, H. S.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 236, Mar. 1, 1980, p. L91-L95.
Publication Date: Mar 1980
Bibliographic Code: 1980ApJ...236L..91H
Citations: 67
- HEAO 1 observations of active coronae in main-sequence and subgiant stars
First Author: Walter, F. M.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 236, Mar. 15, 1980, p. L137-L141.
Publication Date: Mar 1980
Bibliographic Code: 1980ApJ...236L.137W
Citations: 29
- Soft X-ray observations of the binary sigma CR B with HEAO-1
First Author: Agrawal, P. C.
Monthly Notices of the Royal Astronomical Society, vol. 190, Mar. 1980, p. 853-859.
Publication Date: Mar 1980
Bibliographic Code: 1980MNRAS.190..853A
Citations: 11
- Study of the structure of the TYCHO SNR with the HEAO 1 scanning modulation collimator experiment
First Author: Fabbiano, G.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 235, Feb. 1, 1980, p. L163-L166.
Publication Date: Feb 1980
Bibliographic Code: 1980ApJ...235L.163F
Citations: 6
- X-rays from RS Canum Venaticorum systems - A HEAO 1 survey and the development of a coronal model
First Author: Walter, F. M.
Astrophysical Journal, Part 1, vol. 236, Feb. 15, 1980, p. 212-218. NASA-supported research.
Publication Date: Feb 1980
Bibliographic Code: 1980ApJ...236..212W
Citations: 196
- The diffuse X-ray background spectrum from 3 to 50 keV
First Author: Marshall, F. E.
Astrophysical Journal, Part 1, vol. 235, Jan. 1, 1980, p. 4-10.
Publication Date: Jan 1980
Bibliographic Code: 1980ApJ...235....4M
Citations: 387
- Soft X-ray pulsations from SS Cygni
First Author: Cordova, F. A.
Astrophysical Journal, Part 1, vol. 235, Jan. 1, 1980, p. 163-176.
Publication Date: Jan 1980
Bibliographic Code: 1980ApJ...235..163C
Citations: 88
- An X-ray survey of distant rich clusters of galaxies with HEAO 1
First Author: Ulmer, M. P.
Astrophysical Journal, Part 1, vol. 235, Jan. 15, 1980, p. 351-354.
Publication Date: Jan 1980
Bibliographic Code: 1980ApJ...235..351U
Citations: 20
- Seyfert Type 1 galaxies observed with the HEAO 1 scanning modulation collimator
First Author: Dower, R. G.
Astrophysical Journal, Part 1, vol. 235, Jan. 15, 1980, p. 355-360.
Publication Date: Jan 1980
Bibliographic Code: 1980ApJ...235..355D
Citations: 46
- HEAO 1 spectra of X-ray emitting Seyfert 1 galaxies
First Author: Mushotzky, R. F.
Astrophysical Journal, Part 1, vol. 235, Jan. 15, 1980, p. 377-385.
Publication Date: Jan 1980
Bibliographic Code: 1980ApJ...235..377M
Citations: 212
- A search for X-ray bursts from extragalactic supernovae using the HEAO 1 satellite
First Author: Klein, R. I.
Astrophysical Journal, Part 1, vol. 234, Dec. 1, 1979, p. 566-568. NASA-supported research.
Publication Date: Dec 1979
Bibliographic Code: 1979ApJ...234..566K
Citations: 5
- HEAO 1 observations of X-ray emission from flares on dMe stars
First Author: Kahn, S. M.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 234, Dec. 1, 1979, p. L107-L111. Research supported by the Miller Institute for Basic Research;
Publication Date: Dec 1979
Bibliographic Code: 1979ApJ...234L.107K
Citations: 62
- Location of three stellar X-ray sources at high galactic latitudes with the HEAO 1 scanning modulation collimator
First Author: Schwartz, D. A.
Astronomical Journal, vol. 84, Oct. 1979, p. 1560-1565.
Publication Date: Oct 1979
Bibliographic Code: 1979AJ.....84.1560S
Citations: 27
- A six-month X-ray survey of the Large Magellanic Cloud with the HEAO 1 scanning modulation collimator
First Author: Johnston, M. D.
Astrophysical Journal, Part 1, vol. 233, Oct. 15, 1979, p. 514-523.
Publication Date: Oct 1979
Bibliographic Code: 1979ApJ...233..514J
Citations: 49
- HEAO 1 observation of a type I burst from MXB 1728-34
First Author: Hoffman, J. A.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 233, Oct. 15, 1979, p. L51-L55.
Publication Date: Oct 1979
Bibliographic Code: 1979ApJ...233L..51H
Citations: 33
- HEAO 1 observations of 4U1232+07
First Author: Bhavsar, S. P.
Nature, vol. 281, Oct. 11, 1979, p. 462, 463. NASA-supported research.
Publication Date: Oct 1979
Bibliographic Code: 1979Natur.281..462B
Citations: 1
- A search for coronal soft X-ray emission from cool stars with HEAO 1
First Author: Ayres, T. R.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 232, Sept. 1, 1979, p. L117-L120.
Publication Date: Sep 1979
Bibliographic Code: 1979ApJ...232L.117A
Citations: 12
- Observations of Type 1 Seyfert galaxies with the HEAO-1 scanning modulation collimator
First Author: Griffiths, R. E.
Monthly Notices of the Royal Astronomical Society, vol. 188, Sept. 1979, p. 813-817.
Publication Date: Sep 1979
Bibliographic Code: 1979MNRAS.188..813G
Citations: 14
- HEAO 1 observations of the X-ray pulsar 4U 1626-67
First Author: Pravdo, S. H.
Astrophysical Journal, Part 1, vol. 231, Aug. 1, 1979, p. 912-918.
Publication Date: Aug 1979
Bibliographic Code: 1979ApJ...231..912P
Citations: 90
- X-ray locations and sizes of clusters of galaxies observed with the HEAO 1 scanning modulation collimator
First Author: Schwarz, J.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 231, Aug. 1, 1979, p. L105-L109.
Publication Date: Aug 1979
Bibliographic Code: 1979ApJ...231L.105S
Citations: 10
- HEAO 1 scanning modulation collimator discovery of an extended X-ray source at Cygnus A
First Author: Fabbiano, G.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 230, June 1, 1979, p. L67-L71.
Publication Date: Jun 1979
Bibliographic Code: 1979ApJ...230L..67F
Citations: 46
- A survey of the X-ray sky with HEAO A-1
First Author: Friedman, H.
(Royal Society, Discussion on Some Recent Results in X-Ray Astronomy, London, England, Apr. 25, 26, 1978.) Royal Society (London), Proceedings, Series A - Mathematical and Physical Sciences, vol. 366, no. 1726, June 25, 1979, p. 423-434.
Publication Date: Jun 1979
Bibliographic Code: 1979RSPSA.366..423F
Citations: 9
- Location of the recurrent /LMC/ X-ray transient A0538-66 with the HEAO 1 scanning modulation collimator
First Author: Johnston, M. D.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 230, May 15, 1979, p. L11-L14.
Publication Date: May 1979
Bibliographic Code: 1979ApJ...230L..11J
Citations: 36
- X-ray observations of high-excitation emission-line galaxies with the HEAO 1 scanning modulation collimator
First Author: Griffiths, R. E.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 230, May 15, 1979, p. L21-L25.
Publication Date: May 1979
Bibliographic Code: 1979ApJ...230L..21G
Citations: 47
- X-ray emitting BL Lacertae objects located by the scanning modulation collimator experiment on HEAO 1
First Author: Schwartz, D. A.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 229, Apr. 15, 1979, p. L53-L57.
Publication Date: Apr 1979
Bibliographic Code: 1979ApJ...229L..53S
Citations: 93
- Identification of the variable X-ray sources GX 339-4 and MXB 1659-29 by the scanning modulation collimator on HEAO 1
First Author: Doxsey, R.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 228, Mar. 1, 1979, p. L67-L70.
Publication Date: Mar 1979
Bibliographic Code: 1979ApJ...228L..67D
Citations: 62
- HEAO 1 observations of high-energy X-rays from 3C273
First Author: Primini, F. A.
Nature, vol. 278, Mar. 15, 1979, p. 234, 235.
Publication Date: Mar 1979
Bibliographic Code: 1979Natur.278..234P
Citations: 58
- Low latitude atmospheric X-rays observed by HEAO-1
First Author: Luhmann, J. G.
Geophysical Research Letters, vol. 6, Jan. 1979, p. 25-28.
Publication Date: Jan 1979
Bibliographic Code: 1979GeoRL...6...25L
Citations: 5
- New evidence on the nature of the soft X-ray source in AM Herculis from HEAO 1
First Author: Tuohy, I. R.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 226, Nov. 15, 1978, p. L17-L20.
Publication Date: Nov 1978
Bibliographic Code: 1978ApJ...226L..17T
Citations: 67
- Discovery of iron line emission in the Hercules X-1 low-state spectrum with HEAO 1
First Author: Pravdo, S. H.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 225, Oct. 15, 1978, p. L53-L58.
Publication Date: Oct 1978
Bibliographic Code: 1978ApJ...225L..53P
Citations: 19
- LMC X-1, X-2, and X-3 - Precise positions from the HEAO 1 modulation collimator
First Author: Johnston, M. D.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 225, Oct. 15, 1978, p. L59-L62.
Publication Date: Oct 1978
Bibliographic Code: 1978ApJ...225L..59J
Citations: 17
- Highlights from the HEAO-1 Survey of Cataclysmic Variable Stars
First Author: Cordova, Frances
The Journal of the American Association of Variable Star Observers, vol. 7, no. 2, p. 57-63
Publication Date: Oct 1978
Bibliographic Code: 1978JAVSO...7...57C
Citations: 0
- Location of pulsating binary X-ray source 4U 1538-52 with the HEAO-1 scanning modulation collimator
First Author: Schwartz, D. A.
Nature, vol. 275, Oct. 12, 1978, p. 517, 518.
Publication Date: Oct 1978
Bibliographic Code: 1978Natur.275..517S
Citations: 2
- SS Cygni as a hard X-ray source identified with the scanning modulation collimator on HEAO 1
First Author: Fabbiano, G.
Nature, vol. 275, Oct. 26, 1978, p. 721-723.
Publication Date: Oct 1978
Bibliographic Code: 1978Natur.275..721F
Citations: 11
- Identification of 4U 1651+39 with the BL Lacertae object Markarian 501 with the modulation collimator on HEAO 1
First Author: Schwartz, D. A.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 224, Sept. 15, 1978, p. L103-L105.
Publication Date: Sep 1978
Bibliographic Code: 1978ApJ...224L.103S
Citations: 29
- Location of the Norma transient with the HEAO 1 scanning modulation collimator
First Author: Fabbiano, G.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 221, Apr. 15, 1978, p. L49-L52.
Publication Date: Apr 1978
Bibliographic Code: 1978ApJ...221L..49F
Citations: 15
- Position for the rapid burster MXB 1730-335 determined with the scanning modulation collimator on HEAO 1
First Author: Doxsey, R.
Astrophysical Journal, Part 2 - Letters to the Editor, vol. 221, Apr. 15, 1978, p. L53-L55.
Publication Date: Apr 1978
Bibliographic Code: 1978ApJ...221L..53D
Citations: 8
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