All names: TIC 257724892, HE 0227-3023, Gaia DR3 5067424006069772544, 2MASS J02291047-3010169, 2QZ J022910.4-301017, Gaia DR2 5067424006069772544, GALEX J022910.4-301017
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 02 29 10.47 (0.02) | ||
| Declination | -30 10 16.94 (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] | 0.05 (0.04) | |
| Distance | [pc] | 22026.43 (21687) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 3.614 (0.04) | |
| Proper motion (declination) | [mas/yr] | -2.202 (0.04) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 16.40 | ||
| V magnitude | 16.40 | ||
| R magnitude | |||
| I magnitude | |||
| J magnitude | 16.16 (0.07) | ||
| H magnitude | 16.07 (0.1) | ||
| K magnitude | 16.14 (0.3) | ||
| u magnitude | |||
| g magnitude | |||
| r magnitude | |||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 16.29 (0.003) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.014 | ||
* 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.