Other names: PG 0937+506, SDSS J094022.64+502105.8, SDSS J094022.66+502105.9
| Parameter | Unit | Gianninas et al. 2011 | Tremblay et al. 2011 | SDSS DR12 | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|
| Right ascension | 09 40 22.65 | 09 40 22.67 | 09 40 22.66 | |||
| Declination | 50 21 05.87 | 50 21 05.00 | 50 21 05.89 | |||
| Spectral type | DA | DA | DA1.4 | DA | ||
| Effective temperature | [K] | 36370 | 36750 | 36923 | ||
| log(g) | [cgs] | 7.95 | 7.76 | 7.79 | ||
| Mass | [M☉] | 0.64 | 0.55 | 0.56 | ||
| log(Luminosity) | [L☉] | |||||
| Age | [Gyr] | 0.01 | ||||
| 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] | |||||
| Distance | [pc] | 198.00 | ||||
| Composition | H | H | ||||
| Proper motion (right ascension) | [mas/yr] | -13.0 | ||||
| Proper motion (declination) | [mas/yr] | -14.0 | ||||
| Variability | ||||||
| Magnetic | ||||||
| Has a disc | ||||||
| B magnitude | 16.06 | |||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 16.62 | |||||
| H magnitude | ||||||
| K magnitude | 16.05 | |||||
| u magnitude | 15.36 | 15.35 | 15.35 | |||
| g magnitude | 15.69 | 15.70 | 15.70 | |||
| r magnitude | 16.18 | 16.18 | 16.18 | |||
| i magnitude | 16.54 | 16.54 | 16.54 | |||
| z magnitude | 16.88 | 16.86 | 16.86 | |||