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Culhane Mullard Space Science Laboratory
Extragalactic Xray Sources
The Astronomical Netherlands Satellite ANS
13 other sections not shown
absorption accretion active galaxies angle angular Ap.J arc minutes arc second arcmin arcsec baseline bremsstrahlung charged particle cm sec collimator compact count rate Cyg X-1 Cygnus detected detector background diffuse effective area electrons energy range EXOSAT expected experiment extragalactic field of view Figure flat-top flux galactic centre galaxies globular clusters grain grating spectrometer halo I I I identification imaging telescope infrared instrument intensity interstellar low energy luminosity lunar occultation measurements medium energy modulation neutron star noise objects observatory occultation optical photon energy positional accuracy proportional counter pulsar pulse radiation radio sources reflector region Roche lobe satellite scattering sensitive soft X-ray spacecraft spectral spectrum spin axis stellar wind structure supernova remnants Table Uhuru variability wavelengths X-ray astronomy X-ray background X-ray binaries X-ray emission X-ray luminosity