All names: WIRED J021849.98+005739.2, Gaia DR2 2513162489341267840, 2MASS J02184997+0057394, TIC 419997276, WD 0216+007, Gaia DR3 2513162489341267840, SDSS J021849.98+005739.2, GALEX J021849.9+005739, Gaia EDR3 2513162489341267840
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 18 50.01 (1) | 02 18 49.99 | 02 18 49.98 | 02 18 49.98 (1) | 02 18 49.98 | 02 18 49.32 | 02 18 49.98 | |||
| Declination | 00 57 39.50 (0.7) | 00 57 39.34 | 00 57 39.20 | 00 57 39.32 (0.7) | 00 57 39.27 | 00 57 35.28 | 00 57 39.24 | |||
| Spectral type | DA+M | DA+M | DA+M | DA | DA+M | |||||
| Effective temperature | [K] | 12250.0 (1007) | 6300.0 (1) | 6300.0 (1) | ||||||
| log(g) | [cgs] | 7.46 (0.6) | 7.14 (0.2) | 6.50 (0.3) | ||||||
| Mass | [M☉] | 0.35 (0.3) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 0.64 (1) | 0.64 (1) | |||||||
| Distance | [pc] | 1552.19 (2423) | 1513.00 (729) | 1552.07 (2423) | ||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 20.965944 (1) | 20.966 (1) | 10.6 | ||||||
| Proper motion (declination) | [mas/yr] | 11.51335113 (0.8) | 11.513 (0.8) | 15.6 | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 16.34 (0.01) | |||||||||
| H magnitude | 15.81 (0.01) | |||||||||
| K magnitude | 15.52 (0.02) | |||||||||
| u magnitude | 20.43 (0.05) | 20.22 | 20.23 (0.06) | 20.22 (0.06) | 20.21 | 20.24 (0.06) | ||||
| g magnitude | 19.69 (0.01) | 19.67 | 19.65 (0.01) | 19.67 (0.02) | 19.67 | 19.69 (0.02) | ||||
| r magnitude | 19.17 (0.01) | 19.18 | 19.14 (0.01) | 19.18 (0.02) | 19.18 | 19.19 (0.02) | ||||
| i magnitude | 18.29 (0.009) | 18.27 | 18.26 (0.01) | 18.27 (0.02) | 18.27 | 18.27 (0.02) | ||||
| z magnitude | 17.69 (0.02) | 17.67 | 17.66 (0.02) | 17.67 (0.02) | 17.67 | 17.67 (0.02) | ||||
| G magnitude | 19.02 (0.07) | 19.02 (0.02) | ||||||||
| BP magnitude | 19.67 (0.07) | |||||||||
| RP magnitude | 17.83 (0.03) | |||||||||
| Pan g magnitude | 19.62 (0.02) | |||||||||
| Pan r magnitude | 19.16 (0.01) | |||||||||
| Pan i magnitude | 18.29 (0.01) | |||||||||
| Pan z magnitude | 17.79 (0.006) | |||||||||
| Pan y magnitude | 17.56 (0.01) | |||||||||
| E(B-V) | 0.030 | |||||||||
* 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.