All names: PG 0931+691, Gaia DR3 1070853961005794048, WPS 46, SDSS J093559.83+685201.5, FBS B 781, GALEX J093559.7+685201, FBS 0931+691, Gaia DR2 1070853961005794048
| Parameter | Unit | Vincent et al. 2024 | Simbad |
|---|---|---|---|
| Right ascension | 09 35 59.83 | 09 35 59.83 (0.04) | |
| Declination | 68 52 01.42 | 68 52 01.55 (0.04) | |
| Spectral type | DO | DO | |
| Effective temperature | [K] | 118624.0 (37158) | |
| log(g) | [cgs] | 7.77 (0.3) | |
| Mass | [M☉] | 0.681 (0.2) | |
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 1.72 | 1.72 (0.06) |
| Distance | [pc] | 580.10 | 580.08 (19) |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -1.17 (0.05) | |
| Proper motion (declination) | [mas/yr] | -8.077 (0.06) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | 16.05 (0.005) | ||
| g magnitude | 16.43 (0.003) | ||
| r magnitude | 16.92 (0.004) | ||
| i magnitude | 17.28 (0.006) | ||
| z magnitude | 17.64 (0.02) | ||
| G magnitude | 16.66 | 16.66 (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.