All names: Gaia DR3 6620299595492709248, 2QZ J222954.0-294316, Gaia DR2 6620299595492709248, GALEX J222954.1-294317
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 22 29 54.05 (0.4) | ||
| Declination | -29 43 17.04 (0.4) | ||
| Spectral type | DB | ||
| 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] | 0.26 (0.5) | |
| Distance | [pc] | 3886.51 (7513) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -0.012 (0.5) | |
| Proper motion (declination) | [mas/yr] | -0.877 (0.5) | |
| 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 | 19.82 (0.007) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.012 | ||
* 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.