All names: GALEX J114625.9+395215, Gaia EDR3 768159440671338880, Gaia DR3 768159440671338880, SDSS J114625.94+395214.4, Gaia DR2 768159440670823552
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 46 25.94 (0.5) | 11 46 25.94 | 11 46 25.94 (1) | 11 46 25.94 (0.5) | 11 46 25.94 | ||||
| Declination | 39 52 14.36 (0.6) | 39 52 14.43 | 39 52 14.36 (0.7) | 39 52 14.36 (0.6) | 39 52 14.44 | ||||
| Spectral type | DA | DA | DA | ||||||
| Effective temperature | [K] | 12970.0 (681) | |||||||
| log(g) | [cgs] | 8.20 (0.2) | |||||||
| Mass | [M☉] | 0.722 (0.1) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 1.43 (0.7) | 0.73 (1) | 1.43 (0.7) | |||||
| Distance | [pc] | 697.15 (361) | 1378.93 (1904) | 697.16 (361) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -3.66827373 (0.9) | -4.567442614 (2) | -3.668 (0.9) | |||||
| Proper motion (declination) | [mas/yr] | 0.288716226 (0.8) | 1.131506138 (2) | 0.289 (0.8) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 20.67 (0.07) | 20.67 (0.07) | 20.67 (0.07) | ||||||
| g magnitude | 20.32 (0.02) | 20.33 (0.02) | 20.33 (0.02) | ||||||
| r magnitude | 20.55 (0.03) | 20.58 (0.03) | 20.58 (0.03) | ||||||
| i magnitude | 20.83 (0.05) | 20.83 (0.05) | 20.83 (0.05) | ||||||
| z magnitude | 20.64 (0.2) | 20.58 (0.2) | 20.58 (0.2) | ||||||
| G magnitude | 20.48 (0.09) | 20.55 | 20.48 (0.008) | ||||||
| BP magnitude | 20.49 (0.09) | 20.40 | |||||||
| RP magnitude | 20.43 (0.2) | 20.29 | |||||||
| Pan g magnitude | 20.34 (0.02) | ||||||||
| Pan r magnitude | 20.58 (0.02) | ||||||||
| Pan i magnitude | 20.80 (0.03) | ||||||||
| Pan z magnitude | 20.99 (0.06) | ||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.017 | ||||||||
* 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.