Other names: WD 0752-676, BPM 4729
| Parameter | Unit | Giammichele et al. 2012 | Gianninas et al. 2011 | Bergeron et al. 2001 | Bergeron et al. 1997 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 07 53 08.15 | |||||
| Declination | -67 47 31.42 | |||||
| Spectral type | DA | DA | DA | |||
| Effective temperature | [K] | 5735 | 5600 | 5730 | 5740 | |
| log(g) | [cgs] | 8.23 | 7.78 | 8.21 | 8.21 | |
| Mass | [M☉] | 0.73 | 0.46 | 0.72 | 0.72 | |
| log(Luminosity) | [L☉] | -3.94 | -3.93 | -3.93 | ||
| Age | [Gyr] | 4.50 | 4.36 | 4.83 | ||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(C/H) | ||||||
| log(N/H) | ||||||
| log(O/H) | ||||||
| log(Na/H) | ||||||
| log(Mg/H) | ||||||
| log(Al/H) | ||||||
| log(Si/H) | ||||||
| log(P/H) | ||||||
| log(S/H) | ||||||
| log(Ca/H) | ||||||
| log(Sc/H) | ||||||
| log(Ti/H) | ||||||
| log(Cr/H) | ||||||
| log(Mn/H) | ||||||
| log(Fe/H) | ||||||
| log(Ni/H) | ||||||
| Parallax | [mas] | 141.20 | 141.20 | 141.20 | 126.25 | |
| Distance | [pc] | 7.08 | 9.00 | 7.08 | ||
| Composition | H | H | H | H | ||
| Proper motion (right ascension) | [mas/yr] | 1462.3 | ||||
| Proper motion (declination) | [mas/yr] | -1503.7 | ||||
| Variability | ||||||
| Magnetic | no | no | ||||
| Has a disc | ||||||
| B magnitude | 14.60 | 14.60 | 14.60 | 14.75 | ||
| V magnitude | 13.95 | 13.95 | 13.95 | 14.09 | ||
| R magnitude | 13.58 | 13.58 | 13.58 | |||
| I magnitude | 13.20 | 13.20 | 13.20 | |||
| J magnitude | 12.79 | 12.79 | 12.79 | 12.73 | ||
| H magnitude | 12.52 | 12.52 | 12.52 | 12.48 | ||
| K magnitude | 12.43 | 12.43 | 12.43 | 12.36 | ||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||