All names: Gaia DR2 2546822560356824192, Gaia EDR3 2546822560356824192, GALEX J002400.0+002415, SDSS J002359.99+002415.8, SDSS J002400.00+002415.9, Gaia DR3 2546822560356824192
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 00 24 00.01 (0.7) | 00 24 00.00 (0.7) | ||
| Declination | 00 24 15.80 (0.6) | 00 24 15.86 (0.6) | ||
| 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] | 1.86 (0.8) | 1.86 (0.8) | |
| Distance | [pc] | 536.68 (237) | 536.68 (237) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 14.54 (1) | 14.54 (1) | |
| Proper motion (declination) | [mas/yr] | -4.351 (1) | -4.351 (1) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 20.27 (0.06) | |||
| g magnitude | 20.40 (0.02) | |||
| r magnitude | 20.64 (0.04) | |||
| i magnitude | 20.88 (0.07) | |||
| z magnitude | 20.49 (0.2) | |||
| G magnitude | 20.53 (0.007) | 20.53 (0.007) | ||
| BP magnitude | 20.33 (0.08) | |||
| RP magnitude | 20.57 (0.1) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.027 | |||
* 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.