All names: 2MASS J02303929+5406474, LAMOST J023039.31+540647.2, TIC 372187726, Gaia DR2 452605582101804032, Gaia DR3 452605582101804032
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 02 30 39.30 (0.02) | ||
| Declination | 54 06 47.43 (0.03) | ||
| Spectral type | DA5 | ||
| 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] | 0.28 (0.03) | |
| Distance | [pc] | 3620.56 (423) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -1.234 (0.02) | |
| Proper motion (declination) | [mas/yr] | -0.121 (0.04) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | 14.61 (0.04) | ||
| H magnitude | 14.56 (0.07) | ||
| K magnitude | 14.55 (0.09) | ||
| u magnitude | |||
| g magnitude | |||
| r magnitude | |||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 15.34 (0.003) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.304 | ||
* 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.