All names: GALEX J101221.2-004507, 2SLAQ J101221.28-004506.0, SDSS J101221.28-004506.0, Gaia DR3 3831510637947702528, 2QZ J101221.2-004506
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 10 12 21.28 (3) | |
| Declination | -00 45 06.01 (3) | |
| Spectral type | DA | |
| 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] | |
| Distance | [pc] | |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | |
| Proper motion (declination) | [mas/yr] | |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 20.75 | |
| V magnitude | ||
| R magnitude | ||
| I magnitude | ||
| J magnitude | ||
| H magnitude | ||
| K magnitude | ||
| u magnitude | 20.65 (0.09) | |
| g magnitude | 20.76 (0.04) | |
| r magnitude | 20.89 (0.05) | |
| i magnitude | 20.72 (0.06) | |
| z magnitude | 20.60 (0.2) | |
| G magnitude | 20.68 (0.02) | |
| BP magnitude | ||
| RP magnitude | ||
| Pan g magnitude | ||
| Pan r magnitude | ||
| Pan i magnitude | ||
| Pan z magnitude | ||
| Pan y magnitude | ||
| E(B-V) | ||
* 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.