All names: GALEX J065010.4+282744, SDSS J065010.48+282744.5, Gaia DR2 3385577927501748352, SDSSJ065010.48+282744.5, Gaia DR3 3385577927501748352
| Parameter | Unit | Geier 2020 | Simbad |
|---|---|---|---|
| Right ascension | 06 50 10.49 | 06 50 10.49 (0.2) | |
| Declination | 28 27 44.60 | 28 27 44.70 (0.2) | |
| 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] | -0.50 (0.3) | |
| Distance | [pc] | ||
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 1.494 (0.5) | 2.188 (0.2) |
| Proper motion (declination) | [mas/yr] | -2.522 (0.4) | -2.272 (0.2) |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | 19.11 (0.02) | 19.09 (0.02) | |
| g magnitude | 18.76 (0.008) | 18.76 (0.008) | |
| r magnitude | 19.02 (0.01) | 19.02 (0.01) | |
| i magnitude | 19.27 (0.02) | 19.27 (0.02) | |
| z magnitude | 19.39 (0.06) | 19.35 (0.05) | |
| G magnitude | 18.94 (0.004) | 18.89 (0.004) | |
| BP magnitude | 18.88 (0.03) | ||
| RP magnitude | 19.02 (0.04) | ||
| Pan g magnitude | 18.82 (0.007) | ||
| Pan r magnitude | 19.06 (0.005) | ||
| Pan i magnitude | 19.28 (0.008) | ||
| Pan z magnitude | 19.47 (0.03) | ||
| Pan y magnitude | 19.53 (0.07) | ||
| 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.