All names: HIDDEN NAME PG 1012+007, SDSS J101509.28+003300.5, PG 1012+008A, 2MASS J10150929+0033006, UCAC4 453-050190, uvby98 680101223, UCAC2 32035740, WD 1012+007, LAMOST J101509.28+003300.5, Gaia EDR3 3831905500061334912, Gaia DR2 3831905500061334912, GALEX J101509.2+003301, PG1012+007, LAMOST J101509.38+003300.6, Gaia DR3 3831905500061334912, TIC 277735435
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 15 09.28 (0.04) | 10 15 09.28 | 10 15 09.28 (0.06) | 10 15 09.28 (0.04) | 10 15 09.10 | |||
| Declination | 00 33 00.49 (0.03) | 00 33 00.77 | 00 33 00.49 (0.05) | 00 33 00.53 (0.03) | 00 32 57.48 | |||
| Spectral type | sdB | sdB | __1.6 | |||||
| Effective temperature | [K] | 32200.0 (1000) | ||||||
| log(g) | [cgs] | 5.99 (0.1) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.92 (0.05) | 0.88 (0.07) | 0.88 (0.07) | 0.92 (0.05) | |||
| Distance | [pc] | 1090.77 (54) | 1133.66 (89) | 1133.66 (89) | 1090.75 (54) | |||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -3.505822856 (0.05) | -3.642 (0.1) | -3.642 (0.1) | -3.506 (0.05) | |||
| Proper motion (declination) | [mas/yr] | -2.5429017 (0.05) | -2.465 (0.1) | -2.465 (0.1) | -2.543 (0.05) | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 14.70 (0.03) | |||||||
| V magnitude | 14.86 (0.02) | |||||||
| R magnitude | 15.36 (0.03) | |||||||
| I magnitude | ||||||||
| J magnitude | 15.52 (0.06) | 15.53 (0.006) | ||||||
| H magnitude | 15.57 (0.1) | 15.63 (0.01) | ||||||
| K magnitude | 15.68 | 15.75 (0.02) | ||||||
| u magnitude | 14.34 (0.004) | 14.36 (0.01) | ||||||
| g magnitude | 14.58 (0.003) | 14.60 (0.03) | ||||||
| r magnitude | 15.08 (0.004) | 15.07 (0.02) | ||||||
| i magnitude | 15.44 (0.004) | 15.44 (0.02) | ||||||
| z magnitude | 15.73 (0.006) | 15.73 (0.02) | ||||||
| G magnitude | 14.84 (0.003) | 14.86 (0.0009) | 14.86 | 14.84 (0.003) | ||||
| BP magnitude | 14.70 (0.003) | 14.67 (0.007) | 14.67 | |||||
| RP magnitude | 15.13 (0.002) | 15.14 (0.004) | 15.14 | |||||
| Pan g magnitude | 14.67 (0.002) | 14.67 (0.002) | ||||||
| Pan r magnitude | 15.10 (0.003) | 15.10 (0.003) | ||||||
| Pan i magnitude | 15.46 (0.003) | 15.46 (0.003) | ||||||
| Pan z magnitude | 15.73 (0.002) | 15.73 (0.002) | ||||||
| Pan y magnitude | 15.92 (0.003) | 15.92 (0.003) | ||||||
| E(B-V) | 0.033 | |||||||
* 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.