Table 2.
Fitted formulas with alternative calibrations.
| Formula | RMS | Nout | a | b | c | Uncertainties |
|---|---|---|---|---|---|---|
| Meidt et al. (2014) | ||||||
| aMg + bMr + c | 0.098 | 20 | 0.582 | −1.023 | 0.992 | ±0.020, 0.019, 0.030 |
| aMg + b | 0.159 | 18 | −0.498 | 0.490 | – | ±0.002, 0.047 |
| aMr + b | 0.119 | 18 | −0.475 | 0.664 | – | ±0.002, 0.034 |
| Querejeta et al. (2015) | ||||||
| aMg + bMr + c | 0.094 | 21 | 0.627 | −1.065 | 1.062 | ±0.019, 0.018, 0.030 |
| aMg + b | 0.161 | 17 | −0.499 | 0.504 | – | ±0.003, 0.048 |
| aMr + b | 0.119 | 18 | −0.476 | 0.680 | – | ±0.002, 0.034 |
Notes. Parameters, RMS values, and the number of discarded outlying galaxies (Nout) of different fitting formulas using total magnitudes in g and r bands. The reference S4G stellar masses were computed according to either Meidt et al. (2014) or Querejeta et al. (2015) prescriptions.
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