All names: WD 2249+009, 2MASS J22522882+0113131, TIC 262024233, Gaia EDR3 2655294300174878080, SDSS J225228.79+011312.5, GALEX J225228.7+011314, Gaia DR2 2655294295879535104, SDSS J225228.80+011312.5, Gaia DR3 2655294300174878080, SDSS J225228.78+011312.5
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 22 52 28.79 (0.5) | 22 52 28.78 | 22 52 28.79 (0.5) | 22 52 28.39 | ||
| Declination | 01 13 12.45 (0.5) | 01 13 12.57 | 01 13 12.47 (0.5) | 01 13 09.48 | ||
| Spectral type | DA+dMe | DA dMe | ||||
| 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] | -0.75 (0.6) | ||||
| Distance | [pc] | |||||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -5.25391057 (0.8) | -5.254 (0.8) | |||
| Proper motion (declination) | [mas/yr] | -1.478241329 (0.6) | -1.478 (0.6) | |||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 17.28 (0.02) | |||||
| H magnitude | 16.68 (0.03) | |||||
| K magnitude | 16.30 (0.04) | |||||
| u magnitude | 21.16 (0.08) | 21.11 (0.1) | 21.10 | |||
| g magnitude | 20.80 (0.03) | 20.80 (0.03) | 20.85 | |||
| r magnitude | 20.07 (0.02) | 20.07 (0.02) | 20.12 | |||
| i magnitude | 19.16 (0.01) | 19.17 (0.02) | 19.20 | |||
| z magnitude | 18.60 (0.03) | 18.55 (0.03) | 18.60 | |||
| G magnitude | 20.00 (0.1) | 20.00 (0.008) | ||||
| BP magnitude | 20.59 (0.1) | |||||
| RP magnitude | 18.77 (0.04) | |||||
| Pan g magnitude | 20.70 (0.03) | |||||
| Pan r magnitude | 20.12 (0.03) | |||||
| Pan i magnitude | 19.17 (0.009) | |||||
| Pan z magnitude | 18.69 (0.01) | |||||
| Pan y magnitude | 18.44 (0.01) | |||||
| 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.