All names: Gaia DR3 6506595146694527360, Gaia DR2 6506595146694527360, GALEX J223939.5-553247
| Parameter | Unit | Vincent et al. 2024 | Simbad |
|---|---|---|---|
| Right ascension | 22 39 39.63 | 22 39 39.56 (0.2) | |
| Declination | -55 32 47.33 | -55 32 47.13 (0.2) | |
| Spectral type | DA | DA | |
| Effective temperature | [K] | 17497.0 (1603) | |
| log(g) | [cgs] | 8.18 (0.1) | |
| Mass | [M☉] | 0.726 (0.1) | |
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 2.52 | 2.52 (0.3) |
| Distance | [pc] | 397.14 | 397.14 (39) |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 36.767 (0.2) | |
| Proper motion (declination) | [mas/yr] | -13.048 (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 | 19.35 | 19.35 (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.