All names: SDSS J125820.84+380926.9, WIRED J125820.84+380926.9, 2MASS J12582086+3809266, TIC 371834040, Gaia DR2 1523641954653670016, Gaia EDR3 1523641954653670016, WISEA J125820.86+380926.6, WD 1256+384, SDSS J125820.85+380926.9, WISE J125820.87+380926.7, SDSS J125820.88+380927.0
| 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 58 20.81 (0.3) | 12 58 20.84 | 12 58 20.81 (0.5) | 12 58 20.84 | 12 58 20.84 | 12 58 20.74 | 12 58 20.85 | |||
| Declination | 38 09 27.04 (0.3) | 38 09 26.92 | 38 09 27.04 (0.6) | 38 09 26.89 | 38 09 26.92 | 38 09 24.84 | 38 09 26.92 | |||
| Spectral type | DA+M | DA+dM | DA d | DA+M | ||||||
| Effective temperature | [K] | 28064.0 (785) | 6300.0 (2) | |||||||
| log(g) | [cgs] | 7.81 (0.2) | 5.14 (0.2) | |||||||
| Mass | [M☉] | 0.54 (0.09) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 1.00 (0.6) | ||||||||
| Distance | [pc] | 995.85 (567) | 1353.00 (290) | |||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -0.485814133 (0.3) | ||||||||
| Proper motion (declination) | [mas/yr] | 0.119782437 (0.5) | ||||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.91 (0.06) | |||||||||
| H magnitude | 15.32 (0.09) | |||||||||
| K magnitude | 14.93 (0.1) | |||||||||
| u magnitude | 18.85 (0.02) | 18.89 | 18.85 (0.02) | 18.88 | 18.89 (0.03) | |||||
| g magnitude | 18.75 (0.008) | 18.90 | 18.75 (0.008) | 18.89 | 18.88 (0.02) | |||||
| r magnitude | 18.44 (0.008) | 18.56 | 18.44 (0.008) | 18.56 | 18.55 (0.02) | |||||
| i magnitude | 17.70 (0.007) | 17.77 | 17.70 (0.007) | 17.77 | 17.77 (0.02) | |||||
| z magnitude | 17.17 (0.01) | 17.25 | 17.17 (0.01) | 17.25 | 17.24 (0.02) | |||||
| G magnitude | 19.28 | 19.28 | ||||||||
| BP magnitude | ||||||||||
| RP magnitude | ||||||||||
| Pan g magnitude | 18.82 (0.02) | |||||||||
| Pan r magnitude | 18.55 (0.02) | |||||||||
| Pan i magnitude | 17.79 (0.009) | |||||||||
| Pan z magnitude | 17.36 (0.007) | |||||||||
| Pan y magnitude | 17.12 (0.008) | |||||||||
| E(B-V) | 0.016 | |||||||||
* 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.