All names: Gaia DR3 914803982231218304, SDSS J083223.12+403219.9, SDSS J083223.13+403220.0, Gaia DR2 914803982231218304, Gaia EDR3 914803982231218304, SDSS J083223.13+403220.00, GALEX J083223.2+403219
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Gaia DR2 | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|
| Right ascension | 08 32 23.14 (1) | 08 32 23.13 | 08 32 23.14 (2) | 08 32 23.13 (1) | |||
| Declination | 40 32 19.84 (0.7) | 40 32 19.99 | 40 32 19.84 (1) | 40 32 20.05 (0.7) | |||
| Spectral type | DA | DA | |||||
| Effective temperature | [K] | 10844.0 (89) | |||||
| log(g) | [cgs] | 7.88 (0.2) | |||||
| Mass | [M☉] | 0.54 (0.08) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | -0.45 (2) | -0.15 (2) | ||||
| Distance | [pc] | ||||||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 7.264022161 (2) | 4.09753031 (4) | 7.264 (2) | |||
| Proper motion (declination) | [mas/yr] | -13.36089017 (1) | -12.10647259 (2) | -13.361 (1) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | 21.03 (0.07) | 21.06 (0.06) | 21.06 (0.06) | ||||
| g magnitude | 20.63 (0.03) | 20.64 (0.03) | 20.64 (0.03) | ||||
| r magnitude | 20.72 (0.04) | 20.70 (0.05) | 20.70 (0.05) | ||||
| i magnitude | 20.81 (0.06) | 20.82 (0.06) | 20.82 (0.06) | ||||
| z magnitude | 20.60 (0.1) | 20.60 (0.1) | 20.60 (0.1) | ||||
| G magnitude | 20.70 (0.1) | 20.74 | 20.70 (0.01) | ||||
| BP magnitude | 20.36 (0.1) | 20.45 | |||||
| RP magnitude | 20.43 (0.1) | 20.16 | |||||
| Pan g magnitude | 20.62 (0.01) | ||||||
| Pan r magnitude | 20.76 (0.02) | ||||||
| Pan i magnitude | 20.75 (0.02) | ||||||
| Pan z magnitude | 20.71 (0.04) | ||||||
| Pan y magnitude | |||||||
| E(B-V) | |||||||
* 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.