All names: Gaia DR2 3831688449594292864, GALEX J101530.2+000717, MGC 4331, Gaia DR3 3831688449594292864, SDSS J101530.26+000716.8, WD 1012+003, 2QZ J101530.2+000716, Gaia EDR3 3831688449594292864
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 10 15 30.23 (0.4) | 10 15 30.23 (0.6) | 10 15 30.25 (0.4) | 10 15 29.88 | |||
| Declination | 00 07 16.82 (0.4) | 00 07 16.82 (0.5) | 00 07 16.85 (0.4) | 00 07 14.52 | |||
| Spectral type | DA3.5 | DA3.5 | |||||
| Effective temperature | [K] | ||||||
| log(g) | [cgs] | ||||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 1.03 (0.4) | 1.38 (0.8) | 1.03 (0.4) | |||
| Distance | [pc] | 973.84 (413) | 725.43 (437) | 973.80 (413) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -18.01034294 (0.4) | -18.7 (1) | -18.01 (0.4) | |||
| Proper motion (declination) | [mas/yr] | -2.218724805 (0.4) | -2.46 (1) | -2.219 (0.4) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 19.80 | ||||||
| V magnitude | 19.70 | ||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | 20.18 (0.06) | ||||||
| g magnitude | 19.61 (0.01) | ||||||
| r magnitude | 19.71 (0.02) | ||||||
| i magnitude | 19.90 (0.03) | ||||||
| z magnitude | 20.05 (0.2) | ||||||
| G magnitude | 19.76 (0.06) | 19.80 | 19.76 (0.006) | ||||
| BP magnitude | 19.83 (0.06) | 20.02 | |||||
| RP magnitude | 19.91 (0.1) | 19.95 | |||||
| Pan g magnitude | 19.67 (0.01) | ||||||
| Pan r magnitude | 19.87 (0.02) | ||||||
| Pan i magnitude | 20.06 (0.02) | ||||||
| Pan z magnitude | 20.30 (0.03) | ||||||
| Pan y magnitude | 20.10 (0.1) | ||||||
| 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.