All names: WDS J02301-0023B, Gaia DR3 2500351705704342912, SDSS J023003.34-002248.3, Gaia DR2 2500351705703691776, BD-01 343B, TIC 630254489, LP 590-190, ** LDS 5385B
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 02 30 03.31 (0.3) | ||
| Declination | -00 22 48.33 (0.2) | ||
| Spectral type | DB4.4 | ||
| 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] | 12.00 (0.4) | |
| Distance | [pc] | 83.36 (2) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 168.432 (0.5) | |
| Proper motion (declination) | [mas/yr] | -4.055 (0.4) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | 20.02 (0.05) | ||
| g magnitude | 19.07 (0.01) | ||
| r magnitude | 18.87 (0.01) | ||
| i magnitude | 18.91 (0.01) | ||
| z magnitude | 18.95 (0.05) | ||
| G magnitude | 18.72 (0.005) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.003 | ||
* 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.