All names: PSO J332.0722+39.1196, Gaia DR3 1956266726120344704, GALEX J220817.4+390712, UCAC4 646-111026, Gaia DR2 1956266726120344704, 2MASS J22081733+3907111
| Parameter | Unit | Vincent et al. 2024 | Simbad |
|---|---|---|---|
| Right ascension | 22 08 17.33 | 22 08 17.34 (0.02) | |
| Declination | 39 07 10.86 | 39 07 11.18 (0.03) | |
| Spectral type | DA | DA | |
| Effective temperature | [K] | 55087.0 (2906) | |
| log(g) | [cgs] | 8.10 (0.3) | |
| Mass | [M☉] | 3.192 (2) | |
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 2.75 | 2.75 (0.04) |
| Distance | [pc] | 363.06 | 363.06 (5) |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -8.449 (0.03) | |
| Proper motion (declination) | [mas/yr] | -20.31 (0.03) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 14.98 (0.02) | ||
| V magnitude | 15.00 (0.01) | ||
| R magnitude | 16.16 (0.2) | ||
| I magnitude | |||
| J magnitude | 16.20 (0.1) | ||
| H magnitude | |||
| K magnitude | |||
| u magnitude | |||
| g magnitude | 14.95 (0.01) | ||
| r magnitude | 14.95 (0.01) | ||
| i magnitude | 15.15 (0.01) | ||
| z magnitude | |||
| G magnitude | 15.51 | 15.51 (0.003) | |
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| 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.