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Black Holes Encyclopedia
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Stellar mass black holes

These black holes are the collapsed cores of giant stars, with masses of a few times that of the Sun.

 NameMass (Suns)Distance (light-years)
No image available A0620-00 3 to 13 2,800 to 3,400
Cygnus X-1 Cygnus X-1 5 to 10 6,000 to 10,000
GRO J1655-40 GRO J1655-40 7 6,000 to 10,000
GU Muscae GU Muscae 7 16,500
M33 X-7 M33 X-7 About 15.7 2.7 million
SS443 SS443 16 16,000
V404 Cygni V404 Cygni 10 to 15 10
V4641 Sagittarii V4641 Sagittarii 3 to 10 1,600
XTE J1118+480 XTE J1118+480 7 6,000
XTE J1550-564 XTE J1550-564 10 to 15 17
XTE J1650-500 XTE J1650-500 3.8 26,000