All names: FBS 1138+424B, PG 1138+424, Gaia DR3 769390137779796736, WD 1139+424, SDSS J114136.35+420841.7, Gaia EDR3 769390137779796736, KUV 11390+4225, GALEX J114136.4+420842, WD 1138+424, CBS 443, FBS B 295, SDSS J114136.32+420841.6, Gaia DR2 769390137779796736, KUV 352-5
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 41 36.31 (0.04) | 11 41 36.35 | 11 41 36.31 (0.06) | 11 41 36.31 | 11 41 36.37 (0.04) | 11 41 38.95 | |||||
| Declination | 42 08 41.66 (0.04) | 42 08 41.76 | 42 08 41.66 (0.05) | 42 08 41.66 | 42 08 41.87 (0.04) | 42 08 21.84 | |||||
| Spectral type | DA | DA | DA1.8 | DA | DA | ||||||
| Effective temperature | [K] | 28000.0 (434) | 29528.0 (627) | ||||||||
| log(g) | [cgs] | 7.92 (0.05) | 8.02 (0.02) | ||||||||
| Mass | [M☉] | 0.6 (0.03) | 0.654 (0.02) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| log(Li/H) | |||||||||||
| log(Be/H) | |||||||||||
| log(B/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(Cl/H) | |||||||||||
| log(K/H) | |||||||||||
| log(Sc/H) | |||||||||||
| log(Ti/H) | |||||||||||
| log(V/H) | |||||||||||
| log(Cr/H) | |||||||||||
| log(Mn/H) | |||||||||||
| log(Fe/H) | |||||||||||
| log(Co/H) | |||||||||||
| log(Ni/H) | |||||||||||
| log(Cu/H) | |||||||||||
| log(Sr/H) | |||||||||||
| Parallax | [mas] | 5.74 (0.05) | 5.75 (0.08) | 5.74 | 5.74 (0.05) | ||||||
| Distance | [pc] | 174.15 (2) | 173.83 (2) | 174.00 | 174.15 | 174.15 (2) | |||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -38.49197731 (0.05) | -38.40199535 (0.1) | -38.492 (0.05) | |||||||
| Proper motion (declination) | [mas/yr] | -13.17152505 (0.05) | -13.35696144 (0.1) | -13.172 (0.05) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | 16.20 | ||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 15.83 (0.005) | 15.83 (0.005) | |||||||||
| g magnitude | 16.01 (0.004) | 16.01 (0.004) | |||||||||
| r magnitude | 16.46 (0.004) | 16.46 (0.004) | |||||||||
| i magnitude | 16.78 (0.005) | 16.78 (0.005) | |||||||||
| z magnitude | 17.11 (0.01) | 17.11 (0.01) | |||||||||
| G magnitude | 16.24 (0.002) | 16.26 | 16.24 | 16.24 (0.003) | |||||||
| BP magnitude | 16.12 (0.002) | 16.06 | |||||||||
| RP magnitude | 16.50 (0.006) | 16.50 | |||||||||
| Pan g magnitude | 16.07 (0.003) | ||||||||||
| Pan r magnitude | 16.48 (0.005) | ||||||||||
| Pan i magnitude | 16.84 (0.003) | ||||||||||
| Pan z magnitude | 17.09 (0.009) | ||||||||||
| Pan y magnitude | 17.29 (0.01) | ||||||||||
| E(B-V) | 0.010 | ||||||||||
* 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.