All names: GALEX J102054.8-012602, Gaia EDR3 3830476856499662336, 2QZ J102054.7-012604, Gaia DR2 3830476856499662336, Gaia DR3 3830476856499662336
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 10 20 54.82 (0.3) | 10 20 54.81 (0.3) | ||
| Declination | -01 26 03.11 (0.2) | -01 26 03.01 (0.2) | ||
| Spectral type | DA | |||
| 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] | 1.78 (0.3) | 1.78 (0.3) | |
| Distance | [pc] | 561.70 (82) | 561.70 (82) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 5.402 (0.4) | 5.402 (0.4) | |
| Proper motion (declination) | [mas/yr] | -6.22 (0.3) | -6.22 (0.3) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 19.12 (0.004) | 19.12 (0.004) | ||
| BP magnitude | 19.12 (0.03) | |||
| RP magnitude | 19.11 (0.05) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.031 | |||
* 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.