All names: TIC 141602548, GALEX J070812.4+780248, Gaia DR3 1140110304357829504, Gaia DR1 1140110304357829504, GALEXJ07082+7802, TYC 4530-502-1, Gaia DR2 1140110304357829504, 2MASS J07081218+7802488
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 07 08 12.49 | 07 08 12.19 (0.009) | ||
| Declination | 78 02 48.99 | 78 02 48.78 (0.01) | ||
| Spectral type | sdB+F | sdB+F | ||
| 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] | 1.34 (0.02) | 1.45 (0.01) | |
| Distance | [pc] | 747.22 (13) | 691.42 (6) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 4.457 (0.04) | 4.255 (0.01) | |
| Proper motion (declination) | [mas/yr] | 0.595 (0.04) | 0.484 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.35 (0.2) | |||
| V magnitude | 12.12 (0.2) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 11.52 (0.02) | 11.52 (0.02) | ||
| H magnitude | 11.38 (0.02) | 11.38 (0.02) | ||
| K magnitude | 11.32 (0.02) | 11.32 (0.02) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 12.10 (0.0002) | 12.09 (0.003) | ||
| BP magnitude | 12.23 (0.003) | |||
| RP magnitude | 11.83 (0.001) | |||
| Pan g magnitude | 12.25 | |||
| Pan r magnitude | 12.16 | |||
| Pan i magnitude | 12.18 | |||
| Pan z magnitude | 12.25 | |||
| Pan y magnitude | 12.27 (0.005) | |||
| E(B-V) | 0.043 | |||
* 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.