All names: GALEX J220105.0-295111, Gaia EDR3 6616684882297464320, Gaia DR2 6616684882297464320, 2QZ J220105.1-295111, Gaia DR3 6616684882297464320
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 22 01 05.05 (0.3) | 22 01 05.07 (0.3) | ||
| Declination | -29 51 11.15 (0.2) | -29 51 10.94 (0.2) | ||
| 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] | 2.02 (0.4) | 2.02 (0.4) | |
| Distance | [pc] | 493.83 (100) | 493.83 (100) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -13.715 (0.4) | -13.715 (0.4) | |
| Proper motion (declination) | [mas/yr] | -13.051 (0.3) | -13.051 (0.3) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 19.70 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 19.71 (0.004) | 19.71 (0.004) | ||
| BP magnitude | 19.64 (0.04) | |||
| RP magnitude | 19.80 (0.08) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.016 | |||
* 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.