All names: Gaia DR3 6608104778885492992, Ton S 63, GALEXJ22387-3002, Gaia DR2 6608104778885492992, UCAC4 300-265895, Gaia EDR3 6608104778885492992, GALEX J223842.6-300233, PHL 357, UCAC2 19302095, 2MASS J22384268-3002334, TIC 70441891, EC 22359-3018
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 22 38 42.69 (0.03) | 22 38 42.61 | 22 38 42.69 (0.03) | ||
| Declination | -30 02 33.89 (0.03) | -30 02 33.89 | -30 02 33.61 (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] | 1.10 (0.05) | 1.00 (0.08) | 1.10 (0.05) | |
| Distance | [pc] | 910.83 (40) | 995.72 (79) | 910.83 (40) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 3.498 (0.04) | 3.782 (0.1) | 3.498 (0.04) | |
| Proper motion (declination) | [mas/yr] | -17.571 (0.03) | -17.53 (0.1) | -17.571 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.26 (0.04) | ||||
| V magnitude | 14.46 (0.03) | ||||
| R magnitude | 14.74 (0.08) | ||||
| I magnitude | |||||
| J magnitude | 15.02 (0.04) | 15.02 (0.04) | |||
| H magnitude | 15.05 (0.09) | 15.05 (0.09) | |||
| K magnitude | 15.16 (0.1) | 15.16 (0.1) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 14.42 (0.003) | 14.43 (0.001) | 14.42 (0.003) | ||
| BP magnitude | 14.28 (0.003) | 14.22 (0.009) | |||
| RP magnitude | 14.69 (0.004) | 14.69 (0.003) | |||
| Pan g magnitude | 14.27 (0.003) | ||||
| Pan r magnitude | 14.68 (0.001) | ||||
| Pan i magnitude | 15.03 (0.001) | ||||
| Pan z magnitude | 15.30 (0.005) | ||||
| Pan y magnitude | 15.47 (0.005) | ||||
| E(B-V) | 0.012 | ||||
* 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.