All names: 2MASS J01381293+4442522, LAMOST J013812.92+444251.6, 01382+4442, Gaia DR2 350507711181524864, WDJ013812.93+444252.10, Gaia DR3 350507711181524864, PM J01382+4442, Gaia EDR3 350507711181524864, TIC 327293130
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 38 12.92 (0.03) | 01 38 12.92 (0.08) | 01 38 12.92 | 01 38 12.93 (0.03) | 01 38 12.92 | ||||
| Declination | 44 42 51.42 (0.03) | 44 42 51.44 (0.08) | 44 42 51.42 | 44 42 52.11 (0.03) | 44 42 51.44 | ||||
| Spectral type | DA | DA | DA | ||||||
| Effective temperature | [K] | 11200.0 (170) | 13385.0 (130) | ||||||
| log(g) | [cgs] | 8.12 (0.06) | 7.59 (0.01) | ||||||
| Mass | [M☉] | 0.68 (0.04) | 0.405 (0.006) | ||||||
| log(Luminosity) | [L☉] | -2.70 | |||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| 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(Sc/H) | |||||||||
| log(Ti/H) | |||||||||
| log(Cr/H) | |||||||||
| log(Mn/H) | |||||||||
| log(Fe/H) | |||||||||
| log(Ni/H) | |||||||||
| Parallax | [mas] | 12.26 (0.04) | 12.38 (0.1) | 12.26 | 12.26 (0.04) | 12.38 (0.1) | |||
| Distance | [pc] | 81.56 (0.3) | 80.80 (0.9) | 49.50 (2) | 81.56 | 81.56 (0.3) | 80.80 (0.9) | ||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | -12.9036252 (0.04) | -12.81829967 (0.1) | -12.904 (0.04) | -12.81829967 | ||||
| Proper motion (declination) | [mas/yr] | -43.06483441 (0.03) | -42.91709094 (0.1) | -43.065 (0.03) | -42.91709094 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | 15.57 | ||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.62 | 15.62 (0.06) | |||||||
| H magnitude | 15.61 | 15.61 (0.1) | |||||||
| K magnitude | 15.71 | ||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 15.54 (0.002) | 15.56 | 15.54 | 15.54 (0.003) | 15.56 | ||||
| BP magnitude | 15.54 (0.002) | 15.52 | 15.52 | ||||||
| RP magnitude | 15.56 (0.004) | 15.57 | 15.57 | ||||||
| Pan g magnitude | 15.47 (0.004) | ||||||||
| Pan r magnitude | 15.68 (0.003) | ||||||||
| Pan i magnitude | 15.88 (0.004) | ||||||||
| Pan z magnitude | 16.09 (0.005) | ||||||||
| Pan y magnitude | 16.21 (0.005) | ||||||||
| E(B-V) | 0.003 | ||||||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.