Table A.1.
Main properties of NGC 5238.
| Parameter | Value | Notes |
|---|---|---|
| D | 4.2 ± 0.1 Mpc | this work |
| MV | −14.3 ± 0.1 | HyperLedaa |
| Rh | 236±8 pc | (major axis) NEDb |
| M⋆ | 8.9 × 107 M⊙ | Cannon et al. (2016) |
M |
2.2 ± 0.3 × 107 M⊙ | Cannon et al. (2016) |
| Mdyn | 3 × 108 M⊙ | Cannon et al. (2016) |
| 12+log(O/H) | 7.96±0.20 | Moustakas & Kennicutt (2006)c |
| Vh | 232 ± 1 km s−1 | Cannon et al. (2016) |
| θ1 | -0.4 | Karachentsev et al. (2013) |
| θ5 | -0.2 | Karachentsev et al. (2013) |
Notes. ahttp://atlas.obs-hp.fr/hyperleda/, from SDSS g and r magnitudes by Aihara et al. (2011) transformed as in Appendix D. b Nasa Extragalactic Database http://ned.ipac.caltech.edu, from SDSS DR5 measures. c See also Marble et al. (2010) and Cannon et al. (2016). Vh is the heliocentric line of sight velocity, measured with H I observations.
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