All names: 2QZ J220413.9-300344, Gaia DR3 6616571701318815488, GALEX J220413.8-300344, Gaia DR2 6616571701318815488
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 22 04 13.88 (0.8) | ||
| Declination | -30 03 43.70 (0.6) | ||
| Spectral type | DA? | ||
| 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] | 0.57 (1) | |
| Distance | [pc] | 1757.78 (3023) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -0.505 (1) | |
| Proper motion (declination) | [mas/yr] | -0.398 (0.7) | |
| 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 | 20.47 (0.007) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.015 | ||
* 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.