All names: TIC 147878877, GALEX J092617.4+671853, SDSSJ092617.51+671853.7, Gaia DR3 1069105290840804480, Gaia DR2 1069105290840804480, FBS 0922+675, 2MASS J09261748+6718537, SDSS J092617.50+671853.6, FBS B 779
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 09 26 17.51 | 09 26 17.49 (0.03) | ||
| Declination | 67 18 53.70 | 67 18 53.75 (0.04) | ||
| Spectral type | sdOB | sdB0He11 | ||
| Effective temperature | [K] | 34833.0 (934) | ||
| log(g) | [cgs] | 5.72 (0.1) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.29 (0.09) | 0.41 (0.06) | |
| Distance | [pc] | 3479.47 (1131) | 2419.55 (337) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.261 (0.1) | 1.224 (0.04) | |
| Proper motion (declination) | [mas/yr] | -5.091 (0.1) | -5.061 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.70 (0.1) | 16.70 (0.1) | ||
| H magnitude | 16.98 | |||
| K magnitude | 16.35 | |||
| u magnitude | 16.07 (0.005) | 16.07 (0.005) | ||
| g magnitude | 16.21 (0.004) | 16.21 (0.004) | ||
| r magnitude | 16.58 (0.004) | 16.58 (0.004) | ||
| i magnitude | 16.85 (0.005) | 16.85 (0.005) | ||
| z magnitude | 17.10 (0.01) | 17.10 (0.01) | ||
| G magnitude | 16.41 (0.002) | 16.39 (0.003) | ||
| BP magnitude | 16.28 (0.01) | |||
| RP magnitude | 16.53 (0.006) | |||
| Pan g magnitude | 16.29 (0.005) | |||
| Pan r magnitude | 16.57 (0.004) | |||
| Pan i magnitude | 16.87 (0.003) | |||
| Pan z magnitude | 17.09 (0.006) | |||
| Pan y magnitude | 17.23 (0.02) | |||
| E(B-V) | 0.035 | |||
* 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.