All names: 2MASS J10220594+0802463, TIC 350043028, SDSS J102205.96+080246.7, SDSS J102205.95+080246.6, Gaia EDR3 3875499010094286464, GALEX J102205.9+080246, [SGR2010] J1022+0802, WIRED J102205.96+080246.6, LAMOST J102205.96+080246.6, Gaia DR3 3875499010094286464, SDSS J102205.96+080246.6, WD 1019+082, Gaia DR2 3875499005798572544
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 22 05.96 (0.7) | 10 22 05.96 | 10 22 05.96 (0.7) | 10 22 05.96 | 10 22 05.96 (0.7) | 10 22 05.78 | 10 22 05.96 | |||
| Declination | 08 02 46.61 (0.6) | 08 02 46.64 | 08 02 46.61 (0.6) | 08 02 46.68 | 08 02 46.61 (0.6) | 08 02 44.16 | 08 02 46.69 | |||
| Spectral type | DA+M | DA+M2 | DA2.2+M2 | DA+M | ||||||
| Effective temperature | [K] | 22811.0 (625) | 6368.0 (47) | |||||||
| log(g) | [cgs] | 7.79 (0.1) | 5.00 (0.004) | |||||||
| Mass | [M☉] | 0.52 (0.05) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | -1.12 (0.8) | -3.28 (0.7) | |||||||
| Distance | [pc] | 682.00 (43) | ||||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 5.550012912 (0.9) | 6.05281031 (1) | 5.55 (0.9) | ||||||
| Proper motion (declination) | [mas/yr] | -0.036583875 (0.7) | 4.531652191 (1) | -0.037 (0.7) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | yes | WDMS | |||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 16.23 (0.1) | |||||||||
| H magnitude | 15.52 (0.1) | |||||||||
| K magnitude | 15.44 (0.2) | |||||||||
| u magnitude | 19.06 (0.02) | 19.05 | 19.06 (0.02) | 19.04 | 19.05 (0.03) | |||||
| g magnitude | 18.91 (0.009) | 18.92 | 18.92 (0.009) | 18.92 | 18.92 (0.02) | |||||
| r magnitude | 18.55 (0.009) | 18.54 | 18.55 (0.009) | 18.55 | 18.54 (0.02) | |||||
| i magnitude | 17.87 (0.008) | 17.88 | 17.86 (0.007) | 17.86 | 17.88 (0.02) | |||||
| z magnitude | 17.38 (0.01) | 17.37 | 17.37 (0.01) | 17.37 | 17.37 (0.03) | |||||
| G magnitude | 18.69 (0.03) | 18.53 | 18.69 (0.01) | |||||||
| BP magnitude | 18.82 (0.03) | 18.81 | ||||||||
| RP magnitude | 17.45 (0.01) | 17.46 | ||||||||
| Pan g magnitude | 18.89 (0.01) | |||||||||
| Pan r magnitude | 18.55 (0.01) | |||||||||
| Pan i magnitude | 17.87 (0.006) | |||||||||
| Pan z magnitude | 17.49 (0.004) | |||||||||
| Pan y magnitude | 17.31 (0.008) | |||||||||
| E(B-V) | 0.025 | |||||||||
* 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.