... friction and the off-centre position place an upper bound of 105 ±106M( on the mass of the object, depending on its age ... Higher masses are allowed if shorter lifetimes are assumed, e.g. M & 106M( for t , 109 yrX This may be possible if the object ...
... the Schwartzchild radius for the 3 60 В 106M nucleus, requiring a strictly edge-on ... studies suggest a supermassive black hole of 3 В 106M < MBH < 6 В 107 M. ASCA (0.5 ...
... The best-пt temperature from the ASCA spectrum (T D 1.2 keV) is well in excess of the typical values we would expect from active galactic nuclei (AGNs) (T [ 0.1 keV for M [ 106M ; Piro, Matt, & Ricci 1997). ...
... hlee Wed, 03 Oct 2007 19:37:02 +0000 http://hea-www.harvard.edu/AstroStat/slog/2007/zero-counts/#comment-106 <p>I'm ready to take any blames and admit my ignorance (I only can propose approaches limited to my knowledge and readings from the slog ...
... 1 Scientific Opportunities and Context The study of quasars and Active Galactic Nuclei (AGNs) is the study of the growth phase of Supermassive Black Holes (SMBH, 106M < MB H < 109 M ). ...
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Ссылки http://hea-www.harvard.edu/~elvis/Elvis_AGN_quasar_GCT_CFP.pdf -- 591.9 Кб -- 13.04.2011 Похожие документы
... The GC host to CXOU J124346.9+113234 fits into this pattern; its g-z color and z magnitude are in the top 20% reddest/brightest GCs in NGC 4649, and its mass is estimated at 2.8 в 106M (Strader et al. 2012b). ...
... disk 2000 K Failed wind Dusty molecular torus Ionized Wind Compton Wind Accretion disk continuum Black Hole Bicones log(Radius) 20 K ~10 M 7 10 kpc 1 kpc 100 pc 10 106 105 1 pc pc 104 1000 100 rs 10 1 symmetry FIR MIR cont cont 100µm N CO H2 Bicones NELR ...