Table 2
Photometry calibration stars in the field of M31N 2008-12a employed with the LT and MLO observations.
| # | LGGS† Designation | RA (J2000) | Dec (J2000) | B | V | R | I | r ′ | i ′ |
|
|
|||||||||
| 1 | J004511.73+415352.2 |
|
|
18.635 | 17.759 | 17.270 | 16.782 | 17.466 | 17.208 |
| 2 | J004512.71+415448.5 |
|
|
17.711 | 16.873 | 16.423 | 16.010 | 16.598 | 16.413 |
| 3 | J004514.35+415505.4 |
|
|
19.600 | 18.239 | 17.412 | 16.635 | 17.723 | 17.181 |
| 4 | J004515.43+415406.9 |
|
|
18.963 | 18.319 | 17.953 | 17.566 | 18.133 | 17.974 |
| 5 | J004518.25+415438.3 |
|
|
18.933 | 18.200 | 17.778 | 17.353 | 17.973 | 17.776 |
| 6 | J004519.69+415605.9 |
|
|
17.740 | 17.068 | 16.680 | 16.290 | 16.869 | 16.707 |
| 7 | J004522.59+415337.5 |
|
|
16.352 | 15.607 | 15.197 | ... | 15.374 | ... |
| 8 | J004522.75+415506.6 |
|
|
20.532 | 19.087 | 18.183 | 17.233 | 18.532 | 17.821 |
| 9 | J004525.24+415532.6 |
|
|
19.121 | 18.233 | 17.742 | 17.278 | 17.935 | 17.700 |
| 10 | J004527.48+415530.4 |
|
|
17.606 | 16.785 | 16.331 | 15.911 | 16.517 | 16.326 |
| 11 | J004528.55+415451.7 |
|
|
19.162 | 18.349 | 17.876 | 17.358 | 18.085 | 17.797 |
| 12 | J004530.01+415320.9 |
|
|
17.991 | 16.945 | 16.318 | ... | 16.574 | ... |
| 13 | J004530.20+415604.8 |
|
|
18.362 | 17.640 | 17.230 | 16.833 | 17.418 | 17.249 |
| 14 | J004530.50+415511.9 |
|
|
15.410 | 14.738 | 14.367 | ... | 14.539 | ... |
| 15 | J004534.14+415504.1 |
|
|
18.002 | 17.030 | 16.496 | 15.964 | 16.693 | 16.392 |
| 16 | J004539.98+415532.0 |
|
|
17.452 | 16.416 | 15.810 | 15.300 | 16.049 | 15.770 |
| 17 | J004546.80+415360.0 |
|
|
18.074 | 17.375 | 16.949 | 16.546 | 17.163 | 16.989 |
|
|
|||||||||
| J004532.50+415443.3 |
|
|
PSF Star | ||||||
Notes. Astrometry and BVRI photometry from Massey et al. (2006), Sloan r′ and i′ photometry computed via the transformations in Jester et al. (2005, see their Table 1).
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