All names: EC19532-8125, Gaia DR3 6349320526717984768, Gaia DR2 6349320526717984768, TIC 322285377, GALEX J200213.4-811747, 2MASS J20021363-8117473, JL 34, EC 19532-8125
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 20 02 13.60 | 20 02 13.57 (0.03) | ||
| Declination | -81 17 47.26 | -81 17 47.34 (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] | 0.91 (0.05) | 0.88 (0.03) | |
| Distance | [pc] | 1098.42 (63) | 1133.79 (45) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 6.385 (0.08) | 6.393 (0.04) | |
| Proper motion (declination) | [mas/yr] | -18.509 (0.08) | -18.576 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.19 | |||
| V magnitude | 15.97 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.58 (0.06) | 15.58 (0.06) | ||
| H magnitude | 15.49 (0.1) | 15.49 (0.1) | ||
| K magnitude | 15.42 | |||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.94 (0.0007) | 15.92 (0.003) | ||
| BP magnitude | 16.00 (0.005) | |||
| RP magnitude | 15.73 (0.004) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.173 | |||
* 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.