view Abstract Citations (834) References (17) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS The Einstein (HEAO 2) X-ray Observatory. Giacconi, R. ; Branduardi, G. ; Briel, U. ; Epstein, A. ; Fabricant, D. ; Feigelson, E. ; Forman, W. ; Gorenstein, P. ; Grindlay, J. ; Gursky, H. ; Harnden, F. R. ; Henry, J. P. ; Jones, C. ; Kellogg, E. ; Koch, D. ; Murray, S. ; Schreier, E. ; Seward, F. ; Tananbaum, H. ; Topka, K. ; Van Speybroeck, L. ; Holt, S. S. ; Becker, R. H. ; Boldt, E. A. ; Serlemitsos, P. J. ; Clark, G. ; Canizares, C. ; Markert, T. ; Novick, R. ; Helfand, D. ; Long, K. Abstract The Einstein (HEAO 2) X-ray Observatory, launched in 1978, includes a fully imaging focusing X-ray telescope with an angular resolution of a few arc sec, a field of view of up to one deg, and a sensitivity several hundred times greater than previously available in any X-ray astronomy experiment. A high-resolution imager, an imaging proportional counter, a focal plane crystal spectrometer, and a monitor proportional counter are among the principal instruments on board the Einstein X-ray Observatory. About 20% of the total effective observing time in the first year of the X-ray astronomy experiment has been reserved for guest observers. Publication: The Astrophysical Journal Pub Date: June 1979 DOI: 10.1086/157110 Bibcode: 1979ApJ...230..540G Keywords: Heao 2; Spaceborne Astronomy; X Ray Astronomy; Cameras; Focal Plane Devices; High Resolution; Proportional Counters; Spaceborne Telescopes; Spacecraft Instruments; Spectrometers; Astronomy; X-Ray Telescopes full text sources ADS |
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