All names: GALEX J235355.0-551953, TIC 355637646, EC 23513-5536, Gaia DR2 6496717757002296064, UCAC4 174-210627, EC23513-5536, 2MASS J23535505-5519542, Gaia DR3 6496717757002296064
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 23 53 55.10 | 23 53 55.06 (0.02) | ||
| Declination | -55 19 53.98 | -55 19 54.28 (0.03) | ||
| Spectral type | sdB | sdB/DA | ||
| 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] | 0.40 (0.05) | 0.42 (0.03) | |
| Distance | [pc] | 2529.08 (331) | 2382.65 (196) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 5.634 (0.07) | 5.287 (0.03) | |
| Proper motion (declination) | [mas/yr] | 1.276 (0.07) | 1.287 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.98 (0.07) | |||
| V magnitude | 16.03 (0.04) | |||
| R magnitude | 16.16 (0.07) | |||
| I magnitude | ||||
| J magnitude | 15.70 (0.06) | 15.70 (0.06) | ||
| H magnitude | 15.57 (0.1) | 15.57 (0.1) | ||
| K magnitude | 15.23 (0.1) | 15.23 (0.1) | ||
| u magnitude | ||||
| g magnitude | 15.89 (0.01) | |||
| r magnitude | 16.10 (0.02) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.96 (0.001) | 15.93 (0.003) | ||
| BP magnitude | 15.89 (0.006) | |||
| RP magnitude | 15.91 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.011 | |||
* 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.