All names: GALEXJ19123-6246, Gaia DR3 6438915331219654400, UCAC4 137-172060, WISEA J191223.52-624632.8, WISE J191223.50-624632.8, [DBA2001] FN109, DENIS J191223.6-624632, Gaia DR2 6438915331219654400, 2MASS J19122363-6246328, GALEX J191223.5-624632, FAUST 4434, TIC 464653914
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 19 12 23.54 | 19 12 23.64 (0.02) | ||
| Declination | -62 46 32.25 | -62 46 32.76 (0.02) | ||
| Spectral type | He-sdOB | sdOBHe | ||
| 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] | 0.75 (0.05) | 0.87 (0.04) | |
| Distance | [pc] | 1326.44 (96) | 1151.94 (47) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -41.637 (0.06) | -41.716 (0.03) | |
| Proper motion (declination) | [mas/yr] | -69.416 (0.06) | -69.302 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.43 (0.05) | |||
| V magnitude | 14.60 (0.02) | |||
| R magnitude | 14.97 (0.09) | |||
| I magnitude | 14.99 (0.05) | |||
| J magnitude | 15.25 (0.05) | 15.25 (0.05) | ||
| H magnitude | 15.32 (0.1) | 15.32 (0.1) | ||
| K magnitude | 15.21 (0.2) | 15.21 (0.2) | ||
| u magnitude | ||||
| g magnitude | 14.42 (0.03) | |||
| r magnitude | 14.92 (0.01) | |||
| i magnitude | 15.30 (0.01) | |||
| z magnitude | ||||
| G magnitude | 14.62 (0.0007) | 14.61 (0.003) | ||
| BP magnitude | 14.40 (0.009) | |||
| RP magnitude | 14.90 (0.002) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.058 | |||
* 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.