All names: 2MASS J08051084-1058353, Gaia DR3 3037891155139776128, Gaia EDR3 3037891155139776128, GALEX J080510.9-105834, Gaia DR2 3037891155139776128, TYC 5417-2552-1, GALEXJ080510.90-105834.00, TIC 170108378
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 08 05 10.81 (0.03) | 08 05 10.90 | 08 05 10.84 (0.03) | ||
| Declination | -10 58 35.87 (0.02) | -10 58 34.00 | -10 58 35.42 (0.02) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 22320.0 (330) | |||
| log(g) | [cgs] | 5.68 (0.06) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 4.73 (0.04) | 4.73 (0.05) | 4.73 (0.04) | |
| Distance | [pc] | 211.24 (2) | 211.39 (2) | 211.24 (2) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -22.831 (0.05) | -22.747 (0.07) | -22.831 (0.05) | |
| Proper motion (declination) | [mas/yr] | -27.892 (0.03) | -27.868 (0.05) | -27.892 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 12.06 (0.1) | ||||
| V magnitude | 12.24 (0.3) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 12.65 (0.02) | 12.65 (0.02) | |||
| H magnitude | 12.76 (0.02) | 12.76 (0.02) | |||
| K magnitude | 12.76 (0.03) | 12.76 (0.03) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 12.23 (0.003) | 12.25 (0.0002) | 12.23 (0.003) | ||
| BP magnitude | 12.14 (0.003) | 12.11 (0.003) | |||
| RP magnitude | 12.41 (0.004) | 12.41 (0.0009) | |||
| Pan g magnitude | 12.04 | ||||
| Pan r magnitude | 12.44 | ||||
| Pan i magnitude | 12.76 | ||||
| Pan z magnitude | 13.00 | ||||
| Pan y magnitude | 13.15 (0.004) | ||||
| E(B-V) | 0.048 | ||||
* 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.