All names: 1RXS J120132.8+594106, SDSS J120132.65+594034.1, Gaia DR3 1576210563355196160, EUVE J1201+59.6, Gaia DR2 1576210563355196160, 2EUVE J1201+59.6, SBSS 1159+599, SBSS 1158+599, SDSS J120132.69+594033.7, Gaia EDR3 1576210563355196160, USNO-B1.0 1496-00204956, WD 1158+599, SDSS J120132.69+594033.79, GALEX J120132.6+594034
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Kepler et al. 2016 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 01 32.69 (0.06) | 12 01 32.66 | 12 01 32.69 (0.1) | 12 01 32.69 | 12 01 32.66 (0.06) | 12 01 31.63 | ||||||
| Declination | 59 40 33.74 (0.07) | 59 40 34.16 | 59 40 33.76 (0.1) | 59 40 33.74 | 59 40 34.22 (0.07) | 59 40 30.00 | ||||||
| Spectral type | DA | DA | DA | DA | DA | DA | ||||||
| Effective temperature | [K] | 41784.0 (545) | 48140.0 (658) | |||||||||
| log(g) | [cgs] | 7.70 (0.06) | 7.87 (0.06) | |||||||||
| Mass | [M☉] | 0.53 (0.02) | 0.62 (0.02) | |||||||||
| log(Luminosity) | [L☉] | -0.09 (0.05) | ||||||||||
| Cooling age | [Gyr] | 0.0031 (0.0003) | ||||||||||
| 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] | 1.92 (0.08) | 1.99 (0.1) | 1.92 | 1.92 (0.08) | |||||||
| Distance | [pc] | 519.64 (22) | 503.00 (33) | 519.64 | 519.64 (22) | |||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 16.21934985 (0.07) | 16.52761809 (0.2) | 16.219 (0.07) | ||||||||
| Proper motion (declination) | [mas/yr] | -29.91212339 (0.09) | -29.93791612 (0.2) | -29.912 (0.09) | ||||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | 17.50 | |||||||||||
| V magnitude | 18.50 | |||||||||||
| R magnitude | 18.60 | |||||||||||
| I magnitude | ||||||||||||
| J magnitude | ||||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | 17.07 (0.008) | 17.13 (0.01) | 17.07 (0.008) | |||||||||
| g magnitude | 17.40 (0.005) | 17.42 (0.03) | 17.40 (0.005) | |||||||||
| r magnitude | 17.95 (0.006) | 17.97 (0.02) | 17.95 (0.006) | |||||||||
| i magnitude | 18.34 (0.009) | 18.35 (0.02) | 18.34 (0.009) | |||||||||
| z magnitude | 18.68 (0.04) | 18.71 (0.04) | 18.69 (0.04) | |||||||||
| G magnitude | 17.68 (0.007) | 17.72 | 17.68 | 17.68 (0.003) | ||||||||
| BP magnitude | 17.53 (0.007) | 17.47 | ||||||||||
| RP magnitude | 18.03 (0.02) | 17.99 | ||||||||||
| Pan g magnitude | 17.51 (0.006) | |||||||||||
| Pan r magnitude | 17.96 (0.004) | |||||||||||
| Pan i magnitude | 18.35 (0.005) | |||||||||||
| Pan z magnitude | 18.63 (0.01) | |||||||||||
| Pan y magnitude | 18.81 (0.02) | |||||||||||
| E(B-V) | 0.020 | |||||||||||
* 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.