All names: Gaia DR3 4015626505718767360, GALEX J122635.0+322021, Gaia EDR3 4015626505718767360, TIC 82346743, 2MASS J12263499+3220207, SDSS J122634.97+322020.8, LAMOST J122634.97+322020.7, SDSS J122634.98+322020.8, WD 1224+326, Gaia DR2 4015626505718767360, SDSS J122634.97+322020.7
| 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 | 12 26 34.96 (0.1) | 12 26 34.98 | 12 26 34.96 (0.2) | 12 26 34.97 | 12 26 34.98 (0.1) | 12 26 35.06 | 12 26 34.98 | |||
| Declination | 32 20 20.86 (0.08) | 32 20 20.78 | 32 20 20.86 (0.1) | 32 20 20.80 | 32 20 20.88 (0.08) | 32 20 18.24 | 32 20 20.82 | |||
| Spectral type | DA+M | DA+M | DA4.7 M | DA+M | ||||||
| Effective temperature | [K] | 10793.0 (373) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 9.32 (0.2) | 10.00 (0.003) | |||||||
| Mass | [M☉] | 1.36 (0.1) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 3.71 (0.2) | 3.83 (0.2) | 3.71 (0.2) | ||||||
| Distance | [pc] | 269.87 (12) | 261.11 (15) | 286.00 (9) | 269.87 (12) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -12.0931477 (0.1) | -12.31749359 (0.3) | -12.093 (0.1) | ||||||
| Proper motion (declination) | [mas/yr] | -1.358761744 (0.1) | -1.401446207 (0.2) | -1.359 (0.1) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.37 (0.06) | |||||||||
| H magnitude | 14.82 (0.07) | |||||||||
| K magnitude | 14.51 (0.09) | |||||||||
| u magnitude | 19.79 (0.03) | 19.80 | 19.80 (0.04) | 19.79 | 19.80 (0.04) | |||||
| g magnitude | 19.16 (0.01) | 19.16 | 19.16 (0.01) | 19.15 | 19.17 (0.03) | |||||
| r magnitude | 18.73 (0.01) | 18.74 | 18.74 (0.01) | 18.73 | 18.75 (0.03) | |||||
| i magnitude | 17.68 (0.007) | 17.67 | 17.68 (0.007) | 17.66 | 17.68 (0.02) | |||||
| z magnitude | 16.87 (0.01) | 16.87 | 16.87 (0.01) | 16.86 | 16.87 (0.02) | |||||
| G magnitude | 18.17 (0.03) | 18.19 | 18.17 (0.003) | |||||||
| BP magnitude | 19.03 (0.03) | 19.09 | ||||||||
| RP magnitude | 17.15 (0.008) | 17.16 | ||||||||
| Pan g magnitude | 19.11 (0.01) | |||||||||
| Pan r magnitude | 18.71 (0.007) | |||||||||
| Pan i magnitude | 17.66 (0.004) | |||||||||
| Pan z magnitude | 17.02 (0.006) | |||||||||
| Pan y magnitude | 16.68 (0.006) | |||||||||
| E(B-V) | 0.012 | |||||||||
* 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.