All names: Gaia EDR3 6616575824488298624, 2QZ J220356.1-300006, Gaia DR2 6616575824488298624, Gaia DR3 6616575824488298624, GALEX J220356.1-300005
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 22 03 56.09 (0.5) | 22 03 56.10 (0.5) | ||
| Declination | -30 00 05.86 (0.4) | -30 00 05.78 (0.4) | ||
| 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] | 1.53 (0.7) | 1.53 (0.7) | |
| Distance | [pc] | 652.40 (289) | 652.40 (289) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -12.264 (0.6) | -12.264 (0.6) | |
| Proper motion (declination) | [mas/yr] | -5.11 (0.5) | -5.11 (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 | 20.16 (0.005) | 20.16 (0.005) | ||
| BP magnitude | 20.16 (0.07) | |||
| RP magnitude | 20.26 (0.1) | |||
| 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.