Other names: SDSS J142020.80+521549.3
| Parameter | Unit | Tremblay et al. 2011 | SDSS DR12 | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|
| Right ascension | 14 20 20.79 | 14 20 20.79 | 14 20 20.80 | ||
| Declination | 52 15 49.35 | 52 15 49.31 | 52 15 49.32 | ||
| Spectral type | DA | DA | DA | ||
| Effective temperature | [K] | 24820 | 24196 | ||
| log(g) | [cgs] | 7.83 | 7.85 | ||
| Mass | [M☉] | 0.55 | 0.56 | ||
| log(Luminosity) | [L☉] | ||||
| Age | [Gyr] | 0.02 | |||
| 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] | ||||
| Composition | H | ||||
| Proper motion (right ascension) | [mas/yr] | 17.0 | |||
| Proper motion (declination) | [mas/yr] | 19.0 | |||
| Variability | |||||
| Magnetic | |||||
| Has a disc | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | 16.77 | 16.79 | 16.79 | ||
| g magnitude | 16.83 | 16.87 | 16.87 | ||
| r magnitude | 17.28 | 17.28 | 17.28 | ||
| i magnitude | 17.57 | 17.59 | 17.59 | ||
| z magnitude | 17.88 | 17.88 | 17.88 | ||