Other names: WD 2207+142, 22097+1429, LTT 16482, G18-34
| Parameter | Unit | Limoges et al. 2015 | Gianninas et al. 2011 | Bergeron et al. 2001 | Simbad |
|---|---|---|---|---|---|
| Right ascension | 22 09 47.10 | ||||
| Declination | 14 29 47.11 | ||||
| Spectral type | DA | DA | DA | ||
| Effective temperature | [K] | 7570 | 7580 | 7620 | |
| log(g) | [cgs] | 8.19 | 8.22 | 8.24 | |
| Mass | [M☉] | 0.71 | 0.73 | 0.75 | |
| log(Luminosity) | [L☉] | -3.43 | -3.45 | ||
| Age | [Gyr] | 1.86 | |||
| 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] | 39.20 | 39.20 | 38.00 | |
| Distance | [pc] | 25.50 | 25.00 | 25.51 | |
| Composition | H | H | H | ||
| Proper motion (right ascension) | [mas/yr] | 251.0 | |||
| Proper motion (declination) | [mas/yr] | 247.0 | |||
| Variability | |||||
| Magnetic | no | ||||
| Has a disc | |||||
| B magnitude | 15.89 | 15.93 | |||
| V magnitude | 15.60 | 15.61 | |||
| R magnitude | 15.40 | 15.50 | |||
| I magnitude | 15.18 | 14.60 | |||
| J magnitude | 14.99 | 14.97 | |||
| H magnitude | 14.81 | 14.78 | |||
| K magnitude | 14.84 | 14.77 | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||