All names: Gaia DR2 471647749100158976, Gaia DR3 471647749101032192, GALEX J044238.8+605333
| Parameter | Unit | Vincent et al. 2024 | Simbad |
|---|---|---|---|
| Right ascension | 04 42 38.72 | 04 42 38.79 (0.2) | |
| Declination | 60 53 33.10 | 60 53 33.36 (0.2) | |
| Spectral type | DA | DA | |
| Effective temperature | [K] | 10075.0 (340) | |
| log(g) | [cgs] | 7.36 (0.1) | |
| Mass | [M☉] | 0.307 (0.06) | |
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 2.61 | 2.61 (0.3) |
| Distance | [pc] | 382.62 | 382.61 (37) |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -31.932 (0.2) | |
| Proper motion (declination) | [mas/yr] | -15.706 (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 | 19.34 | 19.34 (0.004) | |
| 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.