All names: TIC 355213154, GALEX J194620.5-511250, 2MASS J19462058-5112512, Gaia DR2 6645851047428402688, EC19425-5120, UCAC4 194-189122, EC 19425-5120, Gaia DR3 6645851047428402688
| Parameter | Unit | Geier 2020 | Simbad |
|---|---|---|---|
| Right ascension | 19 46 20.52 | 19 46 20.59 (0.08) | |
| Declination | -51 12 51.84 | -51 12 51.33 (0.08) | |
| Spectral type | sdOB | sdOB | |
| 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] | -0.28 (0.2) | 0.15 (0.1) |
| Distance | [pc] | 6510.42 (4463) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 4.477 (0.3) | 4.497 (0.1) |
| Proper motion (declination) | [mas/yr] | 2.477 (0.2) | 2.208 (0.09) |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 15.46 (0.05) | ||
| V magnitude | 15.75 (0.03) | ||
| R magnitude | 15.63 (0.2) | ||
| I magnitude | |||
| J magnitude | 15.91 (0.07) | 15.91 (0.07) | |
| H magnitude | 15.52 (0.1) | 15.52 (0.1) | |
| K magnitude | 15.51 (0.2) | 15.51 (0.2) | |
| u magnitude | |||
| g magnitude | 15.46 (0.01) | ||
| r magnitude | 15.93 (0.01) | ||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 15.60 (0.001) | 15.60 (0.003) | |
| BP magnitude | 15.44 (0.009) | ||
| RP magnitude | 15.73 (0.005) | ||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | |||
* 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.