All names: FBS 1138+424A, KUV 352-6, KUV 11386+4229, GALEX J114114.9+421223, TIC 115869369, PG 1138+425, UCAC2 46429261, SDSS J114114.84+421222.4, CBS 442, PG1138+425, UCAC4 662-055662, 2MASS J11411483+4212226, SDSS J114114.84+421222.3, Gaia DR2 769397353324856448, FBS B 294, Gaia EDR3 769397353324856448, Gaia DR3 769397353324856448
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 41 14.85 (0.03) | 11 41 14.84 | 11 41 14.83 | 11 41 14.85 (0.04) | 11 41 14.85 (0.03) | 11 41 14.84 | |||
| Declination | 42 12 22.38 (0.03) | 42 12 22.47 | 42 12 23.38 | 42 12 22.38 (0.04) | 42 12 22.57 (0.03) | 42 12 22.46 | |||
| Spectral type | sdO | sdBO | SDO | ||||||
| Effective temperature | [K] | 43313.0 (2000) | 38269.0 (320) | ||||||
| log(g) | [cgs] | 5.82 (0.2) | 5.35 (0.06) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.53 (0.04) | 0.57 (0.06) | 0.57 (0.06) | 0.53 (0.04) | ||||
| Distance | [pc] | 1875.79 (146) | 1765.23 (187) | 1765.23 (187) | 1875.82 (146) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 1.816333182 (0.04) | 1.749 (0.07) | 1.749 (0.07) | 1.816 (0.04) | 3.8 | |||
| Proper motion (declination) | [mas/yr] | -12.23929806 (0.04) | -12.23 (0.09) | -12.23 (0.09) | -12.239 (0.04) | -13.0 | |||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.94 (0.05) | ||||||||
| V magnitude | 16.15 (0.01) | ||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.89 (0.08) | 15.89 (0.08) | |||||||
| H magnitude | 15.56 (0.1) | 15.56 (0.1) | |||||||
| K magnitude | 15.06 | ||||||||
| u magnitude | 15.30 (0.004) | 15.30 (0.004) | 15.30 (0.004) | 15.30 (0.02) | |||||
| g magnitude | 15.60 (0.003) | 15.61 (0.003) | 15.61 (0.003) | 15.68 (0.01) | |||||
| r magnitude | 16.03 (0.004) | 16.03 (0.004) | 16.03 (0.004) | 16.06 (0.01) | |||||
| i magnitude | 16.25 (0.005) | 16.25 (0.005) | 16.25 (0.005) | 16.27 (0.01) | |||||
| z magnitude | 16.44 (0.009) | 16.44 (0.009) | 16.44 (0.009) | 16.49 (0.02) | |||||
| G magnitude | 15.81 (0.002) | 15.83 (0.001) | 15.83 | 15.81 (0.003) | |||||
| BP magnitude | 15.71 (0.002) | 15.64 (0.01) | 15.64 | ||||||
| RP magnitude | 15.95 (0.003) | 15.95 (0.004) | 15.95 | ||||||
| Pan g magnitude | 15.69 (0.006) | 15.69 (0.006) | |||||||
| Pan r magnitude | 16.03 (0.004) | 16.03 (0.004) | |||||||
| Pan i magnitude | 16.28 (0.008) | 16.28 (0.008) | |||||||
| Pan z magnitude | 16.45 (0.005) | 16.45 (0.005) | |||||||
| Pan y magnitude | 16.56 (0.007) | 16.56 (0.007) | |||||||
| E(B-V) | 0.017 | ||||||||
* 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.