1.
1ES 2344+514
Observation of very high energy.
20 points - added 13 years ago by kris -
2.
3C 66B
With an estimated redshift of 0.021258.
19 points - added 13 years ago by kris -
3.
3C 75
It has four radio jets (two from each accreting black hole).
18 points - added 13 years ago by kris -
4.
3C 371
3C 371 is a well known object, first associated with the BL Lac class by Miller in 1975.
17 points - added 13 years ago by kris -
5.
Fornax A
At least two methods have been used to estimate the distance.
16 points - added 13 years ago by kris -
6.
HE0450-2958
15 points - added 13 years ago by kris -
7.
J1728.2+5013
14 points - added 13 years ago by kris -
8.
MCG-6-30-15
13 points - added 13 years ago by kris -
9.
Messier 31
12 points - added 13 years ago by kris -
10.
Messier 105
11 points - added 13 years ago by kris -
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Top 10 Deadly Black Holes are especially marked