All names: Gaia DR2 1099334782499029120, FBS B 651, GALEX J070331.5+623626, FBS 0658+627, TIC 88484868, Gaia DR3 1099334782499029120, 2MASS J07033173+6236263, GALEXJ07035+6236
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 07 03 31.55 | 07 03 31.75 (0.02) | ||
| Declination | 62 36 26.03 | 62 36 26.34 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 28750.0 (370) | ||
| log(g) | [cgs] | 5.40 (0.07) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.56 (0.05) | 1.53 (0.03) | |
| Distance | [pc] | 639.88 (20) | 655.09 (13) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 5.338 (0.06) | 5.334 (0.03) | |
| Proper motion (declination) | [mas/yr] | -13.887 (0.06) | -14.105 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | 13.10 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 13.78 (0.03) | 13.78 (0.03) | ||
| H magnitude | 13.84 (0.03) | 13.84 (0.03) | ||
| K magnitude | 13.93 (0.05) | 13.93 (0.05) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 13.22 (0.0009) | 13.20 (0.003) | ||
| BP magnitude | 13.06 (0.008) | |||
| RP magnitude | 13.43 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | 19.01 (0) | |||
| Pan y magnitude | 19.01 (0.09) | |||
| E(B-V) | 0.074 | |||
* 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.