All names: Gaia DR2 6771311921230771200, 2MASS J19332367-2345530, Gaia EDR3 6771311921230771200, UCAC4 332-199284, WISE J193323.62-234552.0, Gaia DR3 6771311921230771200, GALEXJ19333-2345, TIC 124442749, GALEX J193323.6-234553, WISEA J193323.65-234552.8, UCAC2 22347152
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 19 33 23.68 (0.04) | 19 33 23.66 | 19 33 23.67 (0.04) | ||
| Declination | -23 45 53.01 (0.04) | -23 45 53.57 | -23 45 53.01 (0.04) | ||
| Spectral type | He-sdOB | sdBC0.5VIHe38 | |||
| 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] | 0.97 (0.05) | 0.79 (0.07) | 0.97 (0.05) | |
| Distance | [pc] | 1035.41 (53) | 1271.29 (113) | 1035.41 (53) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 3.809 (0.05) | 3.863 (0.1) | 3.809 (0.05) | |
| Proper motion (declination) | [mas/yr] | -0.231 (0.04) | -0.265 (0.1) | -0.231 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.74 (0.04) | ||||
| V magnitude | |||||
| R magnitude | 15.16 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.35 (0.05) | 15.35 (0.05) | |||
| H magnitude | 15.31 (0.08) | 15.31 (0.08) | |||
| K magnitude | 15.37 (0.2) | 15.37 (0.2) | |||
| u magnitude | |||||
| g magnitude | 14.68 (0.02) | ||||
| r magnitude | 15.12 (0.07) | ||||
| i magnitude | 15.50 (0.02) | ||||
| z magnitude | |||||
| G magnitude | 14.83 (0.003) | 14.85 (0.0009) | 14.83 (0.003) | ||
| BP magnitude | 14.71 (0.004) | 14.66 (0.01) | |||
| RP magnitude | 15.03 (0.005) | 15.02 (0.004) | |||
| Pan g magnitude | 14.72 (0.002) | ||||
| Pan r magnitude | 15.05 (0.004) | ||||
| Pan i magnitude | 15.37 (0.008) | ||||
| Pan z magnitude | 15.62 (0.002) | ||||
| Pan y magnitude | 15.80 (0.004) | ||||
| E(B-V) | 0.098 | ||||
* 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.