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The fate of Cyg X-1: an empirical limit on BH-NS merger rate
Cyg X-1:empirical limit BH-NS merger rate
2011/10/12
The recent distance determination allowed precise estimation of the orbital parameters of Cyg X-1, which contains a massive 14.8 Msun BH with a 19.2 Msun O star companion. This system appears to be th...
IDENTIFICATION OF PHASE-INDEPENDENT SPECTRAL LINES IN CLOSE BINARY V455 CYG：I. TELLURIC
Line identi¯ cation binaries spectroscopic-Stars individual V455 Cyg
2009/2/17
Spectroscopic observations of close binary star V455 Cygni reveal
many lines that originate in interstellar and circumstellar medium and the atmo-
sphere of the Earth; we found over two hundred such...