All names: WD 1207-005, SDSS J121033.76-004644.4, SDSS J121033.77-004644.4, WISEA J121033.76-004644.5, SDSS J121033.77-004644.5, Gaia DR2 3697903761672317312, TIC 56771378, LAMOST J121033.76-004644.4, WIRED J121033.76-004644.4, Gaia EDR3 3697903761672317312, 2MASS J12103377-0046446, 2QZ J121033.7-004645, GALEX J121033.8-004644, WISE J121033.76-004644.4
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 10 33.75 (0.1) | 12 10 33.77 | 12 10 33.75 (0.2) | 12 10 33.76 | 12 10 33.77 | 12 10 33.77 | 12 10 32.78 | 12 10 33.77 | |||
| Declination | -00 46 44.50 (0.1) | -00 46 44.47 | -00 46 44.51 (0.2) | -00 46 44.40 | -00 46 44.48 | -00 46 44.46 | -00 46 41.52 | -00 46 44.43 | |||
| Spectral type | DC+M | DC+M3 | DA:+M | DB+M | DB:M | ||||||
| Effective temperature | [K] | 6300.0 (2) | 6300.0 (3) | ||||||||
| log(g) | [cgs] | 8.93 (0.07) | 10.00 (0.003) | ||||||||
| Mass | [M☉] | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 2.01 (0.2) | 2.14 (0.3) | ||||||||
| Distance | [pc] | 496.39 (47) | 467.45 (61) | ||||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -12.91932296 (0.2) | -12.99702526 (0.5) | -2.0 (3) | 0.2 | ||||||
| Proper motion (declination) | [mas/yr] | 8.462048192 (0.1) | 8.658310392 (0.3) | 7.0 (3) | 6.8 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | |||||||||
| B magnitude | 18.72 | ||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 15.36 (0.05) | ||||||||||
| H magnitude | 14.65 (0.05) | ||||||||||
| K magnitude | 14.49 (0.08) | ||||||||||
| u magnitude | 19.19 (0.03) | 19.25 | 19.19 (0.03) | 19.25 (0.03) | 19.25 | 19.25 (0.03) | |||||
| g magnitude | 18.88 (0.009) | 18.96 | 18.88 (0.009) | 18.96 (0.03) | 18.81 | 18.96 (0.03) | |||||
| r magnitude | 18.24 (0.008) | 18.29 | 18.24 (0.009) | 18.29 (0.03) | 18.30 | 18.29 (0.03) | |||||
| i magnitude | 17.22 (0.006) | 17.22 | 17.23 (0.006) | 17.22 (0.03) | 17.22 | 17.22 (0.03) | |||||
| z magnitude | 16.54 (0.009) | 16.58 | 16.54 (0.009) | 16.58 (0.02) | 16.58 | 16.59 (0.02) | |||||
| G magnitude | 18.02 (0.02) | 18.03 | |||||||||
| BP magnitude | 18.66 (0.02) | 18.65 | |||||||||
| RP magnitude | 16.77 (0.005) | 16.77 | |||||||||
| Pan g magnitude | 18.95 (0.01) | ||||||||||
| Pan r magnitude | 18.33 (0.005) | ||||||||||
| Pan i magnitude | 17.24 (0.004) | ||||||||||
| Pan z magnitude | 16.71 (0.005) | ||||||||||
| Pan y magnitude | 16.45 (0.008) | ||||||||||
| E(B-V) | 0.024 | ||||||||||
* 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.