All names: Gaia EDR3 5068957992293017472, 2QZ J024058.0-285442, Gaia DR2 5068957992293017472, GALEX J024058.1-285440, Gaia DR3 5068957992293017472
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 02 40 58.13 (0.2) | 02 40 58.11 (0.2) | ||
| Declination | -28 54 40.55 (0.3) | -28 54 40.98 (0.3) | ||
| 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] | 2.35 (0.5) | 2.35 (0.5) | |
| Distance | [pc] | 425.73 (95) | 425.73 (95) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 18.506 (0.5) | 18.506 (0.5) | |
| Proper motion (declination) | [mas/yr] | 26.49 (0.5) | 26.49 (0.5) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 20.07 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 20.02 (0.004) | 20.02 (0.004) | ||
| BP magnitude | 20.12 (0.05) | |||
| RP magnitude | 20.00 (0.06) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.012 | |||
* 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.