All names: Gaia DR2 5068338829808107648, Gaia EDR3 5068338829808107648, 2QZ J022453.9-290836, GALEX J022453.9-290835, Gaia DR3 5068338829808107648
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 02 24 53.98 (0.2) | 02 24 53.99 (0.2) | ||
| Declination | -29 08 35.95 (0.2) | -29 08 35.82 (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] | 2.10 (0.3) | 2.10 (0.3) | |
| Distance | [pc] | 475.24 (74) | 475.24 (74) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -8.049 (0.4) | -8.049 (0.4) | |
| Proper motion (declination) | [mas/yr] | -8.454 (0.4) | -8.454 (0.4) | |
| 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 | 19.62 (0.004) | 19.62 (0.004) | ||
| BP magnitude | 19.61 (0.04) | |||
| RP magnitude | 19.51 (0.07) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.014 | |||
* 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.