All names: 2MASS J22043465-3001059, WISE J220434.71-300106.5, Gaia DR2 6616573488025635456, TIC 80083663, GALEX J220434.7-300105, UCAC4 300-264852, Gaia DR3 6616573488025635456, EC 22016-3015
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 22 04 34.66 (0.03) | ||
| Declination | -30 01 06.10 (0.03) | ||
| Spectral type | DAe | ||
| 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] | 13.50 (0.04) | |
| Distance | [pc] | 74.05 (0.2) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 78.966 (0.04) | |
| Proper motion (declination) | [mas/yr] | -57.528 (0.03) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 16.01 (0.07) | ||
| V magnitude | 15.60 (0.1) | ||
| R magnitude | 15.49 (0.1) | ||
| I magnitude | |||
| J magnitude | 12.11 (0.02) | ||
| H magnitude | 11.48 (0.02) | ||
| K magnitude | 11.22 (0.02) | ||
| u magnitude | |||
| g magnitude | 15.76 (0.03) | ||
| r magnitude | 15.37 (0.02) | ||
| i magnitude | 14.41 (0.05) | ||
| z magnitude | |||
| G magnitude | 14.88 (0.003) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.002 | ||
* 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.