All names: TIC 231814409, EC05421-5127, Gaia DR2 4793128221813975936, Gaia DR3 4793128221813975936, UCAC4 193-006618, 2MASS J05432107-5126136, EC 05421-5127
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 43 21.12 | 05 43 21.07 (0.03) | ||
| Declination | -51 26 13.63 | -51 26 13.57 (0.03) | ||
| Spectral type | sdO | sdO | ||
| 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] | 0.30 (0.04) | 0.31 (0.03) | |
| Distance | [pc] | 3364.74 (401) | 3185.73 (327) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.197 (0.07) | 1.302 (0.03) | |
| Proper motion (declination) | [mas/yr] | 0.125 (0.08) | 0.141 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.86 (0.01) | |||
| V magnitude | 13.10 (0.02) | |||
| R magnitude | 13.46 (0.1) | |||
| I magnitude | ||||
| J magnitude | 13.79 (0.02) | 13.79 (0.02) | ||
| H magnitude | 13.90 (0.04) | 13.90 (0.04) | ||
| K magnitude | 14.01 (0.05) | 14.01 (0.05) | ||
| u magnitude | ||||
| g magnitude | 12.89 (0.04) | |||
| r magnitude | 13.38 (0.01) | |||
| i magnitude | 13.84 (0.2) | |||
| z magnitude | ||||
| G magnitude | 13.08 (0.0008) | 13.06 (0.003) | ||
| BP magnitude | 12.83 (0.006) | |||
| RP magnitude | 13.37 (0.001) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.023 | |||
* 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.