All names: USNO-A2.0 0600-00936786, SBC9 3324, GSC 06433-01540, TIC 279342801, Gaia DR2 5120386003710463616, EC02200-2338, TYC 6433-1540-1, Gaia EDR3 5120386003710463616, GALEX J022219.9-232454, Gaia DR3 5120386003710463616, EC 02200-2338, 2MASS J02221984-2324558, [OMW2007] 38
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 02 22 19.87 (0.03) | 02 22 19.84 | 02 22 19.84 (0.03) | ||
| Declination | -23 24 56.16 (0.03) | -23 24 55.84 | -23 24 55.94 (0.03) | ||
| Spectral type | sdB | sdB | |||
| 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] | 3.11 (0.05) | 3.23 (0.06) | 3.11 (0.05) | |
| Distance | [pc] | 321.72 (5) | 309.49 (6) | 321.72 (5) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 30.102 (0.04) | 29.987 (0.1) | 30.102 (0.04) | |
| Proper motion (declination) | [mas/yr] | -14.128 (0.04) | -14.169 (0.1) | -14.128 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 11.79 (0.08) | ||||
| V magnitude | 12.01 (0.2) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 12.62 (0.03) | 12.62 (0.03) | |||
| H magnitude | 12.75 (0.02) | 12.75 (0.02) | |||
| K magnitude | 12.84 (0.03) | 12.84 (0.03) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 11.99 (0.003) | 12.01 (0.0006) | 11.99 (0.003) | ||
| BP magnitude | 11.86 (0.003) | 11.81 (0.005) | |||
| RP magnitude | 12.26 (0.004) | 12.26 (0.002) | |||
| Pan g magnitude | 12.93 (0.04) | ||||
| Pan r magnitude | 12.22 | ||||
| Pan i magnitude | 12.59 | ||||
| Pan z magnitude | 12.88 | ||||
| Pan y magnitude | 13.05 (0.003) | ||||
| 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.