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Table 3
Luminosity of six calibrating SNe Ia from Cepheid distances.
| SN | Gal. |
|
(m − M)Ceph | Ref. |
|
| (1) | (2) | (3) | (4) | (5) | (6) |
|
|
|||||
| 2011fe | N5457 | 9.93 (08) | 29.28 (08) | 1 | −19.35 (11) |
| 2007sr | N4038 | 12.26 (14) | 31.66 (08) | 2 | −19.40 (16) |
| 1998bu | N3368 | 11.01 (12) | 30.34 (11) | 3 | −19.33 (16) |
| 1989B | N3627 | 10.94 (11) | 30.50 (09) | 3 | −19.56 (14) |
| 1972E | N5253 | 8.37 (11) | 28.05 (27) | 3 | −19.68 (29) |
| 1937C | I4182 | 8.92 (16) | 28.21 (09) | 3 | −19.29 (18) |
|
|
|||||
| straight mean | −19.43 ± 0.06 | ||||
| weighted mean | −19.40 ± 0.06 | ||||
References. (1) Tammann & Reindl (2012); (2) Riess et al. (2011) from H magnitudes; (3) Saha et al. (2006).
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