All names: HE2203-2210, Gaia DR2 6819780283563828352, TIC 206482194, HE 2203-2210, GALEX J220629.3-215559, Gaia DR3 6819780283563828352, EC 22037-2210, 2MASS J22062936-2155596
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 22 06 29.38 | 22 06 29.38 (0.05) | ||
| Declination | -21 56 00.00 | -21 55 59.66 (0.04) | ||
| Spectral type | He-sdO | sdOHe | ||
| Effective temperature | [K] | 47343.0 (1000) | ||
| log(g) | [cgs] | 6.20 (0.1) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.61 (0.09) | 0.48 (0.05) | |
| Distance | [pc] | 1645.55 (241) | 2062.28 (232) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 12.866 (0.1) | 12.641 (0.06) | |
| Proper motion (declination) | [mas/yr] | -9.627 (0.1) | -9.41 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.04 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.00 (0.09) | 16.00 (0.09) | ||
| H magnitude | 15.98 (0.2) | 15.98 (0.2) | ||
| K magnitude | 15.75 | |||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.20 (0.001) | 15.19 (0.003) | ||
| BP magnitude | 14.97 (0.02) | |||
| RP magnitude | 15.49 (0.002) | |||
| Pan g magnitude | 15.03 (0.004) | |||
| Pan r magnitude | 15.45 (0.002) | |||
| Pan i magnitude | 15.82 (0.002) | |||
| Pan z magnitude | 16.09 (0.003) | |||
| Pan y magnitude | 16.30 (0.006) | |||
| E(B-V) | 0.018 | |||
* 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.