All names: 2MASS J09141295+6157345, PG0910+621, TIC 86177057, SDSS J091412.95+615734.3, Gaia DR2 1040155596358316160, PG 0910+622, FBS B 673, Gaia DR3 1040155596358316160, FBS 0910+621, GALEX J091412.9+615734, HIDDEN NAME PG 0910+621
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 09 14 13.00 | 09 14 12.97 (0.02) | ||
| Declination | 61 57 34.67 | 61 57 34.39 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 28800.0 (1000) | ||
| log(g) | [cgs] | 5.57 (0.1) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.50 (0.05) | 0.28 (0.03) | |
| Distance | [pc] | 2017.76 (207) | 3602.31 (433) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -8.162 (0.07) | -8.07 (0.03) | |
| Proper motion (declination) | [mas/yr] | -12.525 (0.07) | -12.207 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.54 | |||
| V magnitude | 15.80 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.48 (0.06) | 15.48 (0.06) | ||
| H magnitude | 15.38 (0.1) | 15.38 (0.1) | ||
| K magnitude | 15.41 (0.2) | 15.41 (0.2) | ||
| u magnitude | 15.46 (0.004) | 15.50 (0.005) | ||
| g magnitude | 15.45 (0.003) | 15.45 (0.003) | ||
| r magnitude | 15.74 (0.004) | 15.74 (0.004) | ||
| i magnitude | 15.93 (0.004) | 15.93 (0.004) | ||
| z magnitude | 16.09 (0.008) | 16.09 (0.008) | ||
| G magnitude | 15.59 (0.0007) | 15.57 (0.003) | ||
| BP magnitude | 15.50 (0.005) | |||
| RP magnitude | 15.61 (0.002) | |||
| Pan g magnitude | 15.50 (0.003) | |||
| Pan r magnitude | 15.74 (0.003) | |||
| Pan i magnitude | 15.95 (0.002) | |||
| Pan z magnitude | 16.10 (0.004) | |||
| Pan y magnitude | 16.16 (0.001) | |||
| 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.