All names: Gaia DR3 6884152183948893056, Gaia DR2 6884152183948893056, GALEX J210926.9-152102
| Parameter | Unit | Vincent et al. 2024 | Simbad |
|---|---|---|---|
| Right ascension | 21 09 26.99 | 21 09 26.98 (0.2) | |
| Declination | -15 21 02.10 | -15 21 01.97 (0.1) | |
| Spectral type | DA | DA | |
| Effective temperature | [K] | 21272.0 (1524) | |
| log(g) | [cgs] | 8.01 (0.09) | |
| Mass | [M☉] | 0.634 (0.07) | |
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 2.88 | 2.88 (0.2) |
| Distance | [pc] | 346.75 | 346.75 (18) |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 12.088 (0.2) | |
| Proper motion (declination) | [mas/yr] | -8.292 (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 | |||
| g magnitude | |||
| r magnitude | |||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 18.43 | 18.43 (0.003) | |
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | |||
* 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.