Table 1
Properties of the different Virgo cluster substructures.
| Substructure | RA | Dec | Dist | Ref. | < vel > | σ | Ref. | R200 | M200 | Ref. | ρICM | TICM | Ref. | Central |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| J2000 | J2000 | Mpc | km s−1 | km s−1 | Mpc | M⊙× 1014 | cm−3 | keV | ||||||
| Cluster A | 187.71 | 12.39 | 16.5 | 1, 2 | 955 | 799 | 3 | 1.55 | 1.4–4.2 | 4–9 | 2.0 × 10−3 | 2.3 | 10, 11 | M87 |
| Cluster B | 187.44 | 8.00 | 23 | 1 | 1134 | 464 | 3 | 0.96 | 1 | 9 | M49 | |||
| Cluster C | 190.85 | 11.45 | 16.5 | 1 | 1073 | 545 | 3 | 0.66–1.15 | 0.35–1.85 | 12, 13 | M60 | |||
| W cloud | 185.00 | 5.80 | 32 | 1 | 2176 | 416 | 3 | 0.50–0.88 | 0.15–0.83 | 12, 13 | NGC4261 | |||
| W′ cloud | 186.00 | 7.20 | 23 | 1 | 1019 | 416 | 3 | 0.50–0.88 | 0.15–0.83 | 12, 13 | NGC4365 | |||
| M cloud | 183.00 | 13.40 | 32 | 1 | 2109 | 280 | 3 | 0.34–0.60 | 0.05–0.26 | 12, 13 | NGC4168 | |||
| LVC cloud | 184.00 | 13.40 | 16.5 | 1 | 85 | 208 | 3 | 0.25–0.44 | 0.02–0.11 | 12, 13 | NGC4216 |
References. (1) Gavazzi et al. (1999); (2) Mei et al. (2007); (3) Boselli et al. (2014a,b,c); (4) Nulsen & Böhringer (1995); (5) Girardi et al. (1998); (6) Schindler et al. (1999); (7) McLaughlin (1999); (8) Urban et al. (2011); (9) Ferrarese et al. (2012); (10) Böhringer (2005), priv. comm.; (11) Böhringer et al. (1994); (12) derived using the M200 vs. σ relation given in Biviano et al. (2006); (13) derived using the M200 vs. σ relation given in Evrard et al. (2008).
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