All names: TIC 312188396, 2MASS J09250936+0645041, GALEX J092509.3+064502, WD 0922+069, [SGR2010] J0925+0645, Gaia DR2 586317770967252736, SDSS J092509.35+064504.0, Gaia EDR3 586317770967252736
| 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) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 25 09.34 (0.7) | 09 25 09.35 | 09 25 09.34 (0.6) | 09 25 09.36 | 09 25 09.38 (0.6) | 09 25 08.81 | |||
| Declination | 06 45 03.78 (0.6) | 06 45 04.05 | 06 45 03.80 (0.5) | 06 45 04.07 | 06 45 04.00 (0.5) | 06 45 01.80 | |||
| Spectral type | WD+M | M3+D | WD+M3 | ||||||
| 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] | -2.29 (0.8) | 0.26 (0.7) | 0.26 (0.7) | |||||
| Distance | [pc] | 3880.48 (10870) | 664.00 (57) | 3880.48 (10870) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -35.58940081 (0.8) | -40.163 (1) | -40.163 (1) | |||||
| Proper motion (declination) | [mas/yr] | -24.33083811 (0.6) | -13.215 (1) | -13.215 (1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | yes | |||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 16.61 (0.2) | ||||||||
| H magnitude | 16.14 (0.2) | ||||||||
| K magnitude | 15.35 (0.2) | ||||||||
| u magnitude | 20.97 (0.08) | 21.00 | 20.94 (0.09) | 20.94 | |||||
| g magnitude | 20.34 (0.02) | 20.44 | 20.34 (0.02) | 20.34 | |||||
| r magnitude | 19.62 (0.02) | 19.76 | 19.62 (0.02) | 19.62 | |||||
| i magnitude | 18.52 (0.01) | 18.62 | 18.52 (0.01) | 18.52 | |||||
| z magnitude | 17.76 (0.02) | 17.84 | 17.76 (0.02) | 17.76 | |||||
| G magnitude | 19.40 (0.1) | 19.35 | 19.35 (0.01) | ||||||
| BP magnitude | 19.97 (0.1) | 20.03 | |||||||
| RP magnitude | 18.11 (0.03) | 18.12 | |||||||
| Pan g magnitude | 20.29 (0.02) | ||||||||
| Pan r magnitude | 19.66 (0.01) | ||||||||
| Pan i magnitude | 18.60 (0.01) | ||||||||
| Pan z magnitude | 18.01 (0.005) | ||||||||
| Pan y magnitude | 17.73 (0.007) | ||||||||
| E(B-V) | 0.028 | ||||||||
* 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.