All names: Gaia DR2 4692994082963984128, FAUST 385, TIC 273862178, Gaia DR3 4692994082963984128, EC 02061-7058, GALEX J020701.1-704431, EC02061-7058, UCAC4 097-002042, 2MASS J02070140-7044317
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 02 07 01.42 | 02 07 01.39 (0.02) | ||
| Declination | -70 44 31.45 | -70 44 31.90 (0.02) | ||
| 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] | 0.02 (0.03) | 0.01 (0.02) | |
| Distance | [pc] | 46948.36 (69651) | 77519.38 (117180) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 2.37 (0.06) | 2.313 (0.02) | |
| Proper motion (declination) | [mas/yr] | 3.622 (0.06) | 3.595 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.17 (0.04) | |||
| V magnitude | 14.27 (0.02) | |||
| R magnitude | 14.65 (0.1) | |||
| I magnitude | ||||
| J magnitude | 14.68 (0.05) | 14.68 (0.05) | ||
| H magnitude | 14.77 (0.09) | 14.77 (0.09) | ||
| K magnitude | 14.94 (0.1) | 14.94 (0.1) | ||
| u magnitude | ||||
| g magnitude | 14.12 (0.03) | |||
| r magnitude | 14.43 (0.02) | |||
| i magnitude | 14.67 (0.02) | |||
| z magnitude | ||||
| G magnitude | 14.34 (0.0008) | 14.32 (0.003) | ||
| BP magnitude | 14.22 (0.007) | |||
| RP magnitude | 14.47 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.021 | |||
* 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.