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Long term variability of Cyg X-1 in hard X-rays

โœ Scribed by F. Frontera; F. Fuligni; C. Cavani


Publisher
Springer Netherlands
Year
1975
Tongue
English
Weight
341 KB
Volume
32
Category
Article
ISSN
0004-640X

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Long-term X-ray variability in GX 354-0
โœ A.K.H. Kong; P.A. Charles; E. Kuulkers ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 506 KB

We report for the first time the detection of long-term X-ray variability in the bright bulge source GX 354-O (=4U 1728-34) observed with the All Sky Monitor (ASM) on board the Rossi X-Ray Timing Explorer (RXTE). The 2-year RXTE ASM database reveals significant power at -72 days. Similar behaviour w