All names: GALEX J105034.2-205607, 2MASS J10503430-2056073, Gaia DR3 3550847517432042240, Gaia DR2 3550847517432042240, EC10481-2040, TIC 167805261, EC 10481-2040
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 10 50 34.24 | 10 50 34.30 (0.04) | ||
| Declination | -20 56 06.96 | -20 56 07.41 (0.05) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.29 (0.07) | 0.38 (0.06) | |
| Distance | [pc] | 3422.31 (876) | 2651.82 (415) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -4.747 (0.1) | -4.628 (0.07) | |
| Proper motion (declination) | [mas/yr] | 3.194 (0.1) | 3.075 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.52 | |||
| V magnitude | 16.43 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.65 (0.06) | 15.65 (0.06) | ||
| H magnitude | 15.30 (0.08) | 15.30 (0.08) | ||
| K magnitude | 15.62 (0.2) | 15.62 (0.2) | ||
| u magnitude | 16.45 (0.007) | |||
| g magnitude | 16.36 (0.004) | |||
| r magnitude | 16.39 (0.004) | |||
| i magnitude | 16.40 (0.004) | |||
| z magnitude | 16.40 (0.008) | |||
| G magnitude | 16.33 (0.001) | 16.31 (0.003) | ||
| BP magnitude | 16.39 (0.005) | |||
| RP magnitude | 16.11 (0.004) | |||
| Pan g magnitude | 16.39 (0.009) | |||
| Pan r magnitude | 16.41 (0.004) | |||
| Pan i magnitude | 16.44 (0.005) | |||
| Pan z magnitude | 16.46 (0.002) | |||
| Pan y magnitude | 16.47 (0.009) | |||
| E(B-V) | 0.034 | |||
* 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.