All names: TIC 327856208, Gaia DR3 6343331143283809152, JL 148, EC23546-8703, Gaia DR2 6343331143283809152, GALEX J235734.9-864641, 2MASS J23573581-8646411, GSC 09533-01119, EC 23546-8703
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 23 57 35.47 | 23 57 35.77 (0.03) | ||
| Declination | -86 46 40.55 | -86 46 41.08 (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] | 0.55 (0.04) | 0.61 (0.03) | |
| Distance | [pc] | 1805.05 (141) | 1648.26 (80) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 10.805 (0.1) | 10.704 (0.04) | |
| Proper motion (declination) | [mas/yr] | -6.116 (0.08) | -6.221 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.38 | |||
| V magnitude | 15.52 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.72 (0.06) | 15.72 (0.06) | ||
| H magnitude | 15.78 (0.2) | 15.78 (0.2) | ||
| K magnitude | 15.59 (0.2) | 15.59 (0.2) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.47 (0.0006) | 15.45 (0.003) | ||
| BP magnitude | 15.31 (0.009) | |||
| RP magnitude | 15.60 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.096 | |||
* 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.