All names: Gaia EDR3 3147554138490886528, SDSS J080233.89+102328.3, GALEX J080233.9+102328, Gaia DR3 3147554138490886528, Gaia DR2 3147554138490886528
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 08 02 33.91 (0.2) | 08 02 33.89 (0.2) | ||
| Declination | 10 23 28.27 (0.2) | 10 23 28.37 (0.2) | ||
| Spectral type | DB | |||
| 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] | 2.42 (0.3) | 2.42 (0.3) | |
| Distance | [pc] | 412.95 (57) | 412.95 (57) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 9.965 (0.3) | 9.965 (0.3) | |
| Proper motion (declination) | [mas/yr] | -6.693 (0.2) | -6.693 (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 | 18.92 (0.02) | |||
| g magnitude | 18.96 (0.01) | |||
| r magnitude | 19.19 (0.01) | |||
| i magnitude | 19.47 (0.02) | |||
| z magnitude | 19.67 (0.1) | |||
| G magnitude | 19.10 (0.004) | 19.10 (0.004) | ||
| BP magnitude | 19.10 (0.03) | |||
| RP magnitude | 19.20 (0.04) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.016 | |||
* 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.