Table 3
Distance moduli based on RRLs using spectroscopic metallicities and different pulsational modes.
| (J − MJ)0 | (KS − MKS)0 | |
| (mag) | (mag) | |
|
|
||
| Metallicities from Rey et al. (2000) | ||
|
|
||
| RRab (64 stars) | 13.728 ± 0.063 | 13.752 ± 0.043 |
| RRc (53 stars) | 13.685 ± 0.058 | 13.709 ± 0.047 |
| RRab+RRc (117 stars) | 13.698 ± 0.064 | 13.722 ± 0.049 |
|
|
||
| Metallicities from Sollima et al. (2006) | ||
|
|
||
| RRab (33 stars) | 13.706 ± 0.042 | 13.746 ± 0.027 |
| RRc (31 stars) | 13.693 ± 0.047 | 13.728 ± 0.040 |
| RRab+RRc (64 stars) | 13.698 ± 0.046 | 13.735 ± 0.036 |
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