Table 1.
Properties of a few well-known nearby active galaxies.
| Source | AGN | Hubble | D | log(Lr) | log(Lx) | log MBH |
|---|---|---|---|---|---|---|
| Mpc | erg s−1 | erg s−1 | M⊙ | |||
| (1) | (2) | (3) | (4) | (5) | (6) | (7) |
| M 81/NGC 3031 | S1.5 | Sab | 3.6 | 37.14 | 39.38 | 7.76 |
| M 87/NGC 4486 | L2 | E0 | 16.8 | 39.03 | 40.78 | 8.83 |
| M 104/NGC 4594 | L2 | Sa | 9.2 | 37.90 (a) | 40.69 | 8.46 |
| M 51/NGC 5194 | S2 | Scd | 7.7 | 35.50 (b) | 41.03 | 6.85 |
Notes. Column (2): AGN type from Ho et al. (1997), Col. (3): Hubble type from NED, Col. (4): Distance, Cols. (5-6): Logarithm of radio (15 GHz; Nagar et al. 2005, 5 GHz; Wang 2003(a), 5 GHz; Crane & van der Hulst 1992(b)) and X-ray luminosity from Ho (2009), Col. (7) Logarithm of black hole mass calculated from the velocity dispersion σ using the MBH − σ correlation from Tremaine et al. (2002).
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