All names: Gaia DR3 6593532985642535168, uvby98 620168065, GALEX J223310.8-394439, EC22302-4000, Gaia DR2 6593532985642535168, BPS CS 22875-0025, TIC 393941149, EC 22302-4000, KK 345-65, 2MASS J22331078-3944411
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 22 33 10.75 | 22 33 10.79 (0.02) | ||
| Declination | -39 44 40.96 | -39 44 41.16 (0.02) | ||
| Spectral type | sdB+F | sdB+F | ||
| 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] | 0.74 (0.06) | 0.64 (0.03) | |
| Distance | [pc] | 1357.59 (118) | 1574.06 (66) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 7.952 (0.08) | 8.105 (0.03) | |
| Proper motion (declination) | [mas/yr] | -4.032 (0.09) | -3.816 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.82 | |||
| V magnitude | 14.80 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.26 (0.03) | 14.26 (0.03) | ||
| H magnitude | 14.01 (0.04) | 14.01 (0.04) | ||
| K magnitude | 14.08 (0.05) | 14.08 (0.05) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 14.73 (0.0009) | 14.71 (0.003) | ||
| BP magnitude | 14.73 (0.01) | |||
| RP magnitude | 14.59 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.010 | |||
* 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.