All names: TIC 302333352, EC 21188-2715, WISE J212144.95-270211.7, Gaia DR2 6790884155913810816, UCAC4 315-244735, 2MASS J21214491-2702115, Gaia DR3 6790884155913810816, GALEX J212144.9-270211
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 21 21 44.92 (0.04) | ||
| Declination | -27 02 11.51 (0.03) | ||
| 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] | 14.66 (0.04) | |
| Distance | [pc] | 68.19 (0.2) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 44.936 (0.04) | |
| Proper motion (declination) | [mas/yr] | -31.635 (0.03) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 15.76 (0.02) | ||
| V magnitude | 15.11 (0.01) | ||
| R magnitude | 14.99 (0.1) | ||
| I magnitude | |||
| J magnitude | 11.66 (0.03) | ||
| H magnitude | 11.04 (0.02) | ||
| K magnitude | 10.83 (0.03) | ||
| u magnitude | |||
| g magnitude | 15.40 (0.01) | ||
| r magnitude | 14.86 (0.01) | ||
| i magnitude | 13.80 (0.01) | ||
| z magnitude | |||
| G magnitude | 14.34 (0.003) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.002 | ||
* 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.