All names: Gaia DR3 6479763214686373504, 2MASS J21105981-4753457, EC 21075-4806, GALEX J211059.6-475345, EC21075-4806, Gaia DR2 6479763214686373504, TIC 126893752, UCAC4 211-188574
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 21 10 59.79 | 21 10 59.81 (0.03) | ||
| Declination | -47 53 45.96 | -47 53 45.64 (0.02) | ||
| Spectral type | sdB+F | F+sdB? | ||
| 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] | 0.39 (0.05) | 0.33 (0.04) | |
| Distance | [pc] | 2538.07 (320) | 3044.14 (327) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 4.953 (0.07) | 4.996 (0.03) | |
| Proper motion (declination) | [mas/yr] | -4.091 (0.06) | -4.026 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.99 (0.01) | |||
| V magnitude | 15.76 (0.02) | |||
| R magnitude | 15.42 (0.1) | |||
| I magnitude | ||||
| J magnitude | 15.00 (0.04) | 15.00 (0.04) | ||
| H magnitude | 14.66 (0.05) | 14.66 (0.05) | ||
| K magnitude | 14.59 (0.08) | 14.59 (0.08) | ||
| u magnitude | ||||
| g magnitude | 15.81 (0.01) | |||
| r magnitude | 15.71 (0.01) | |||
| i magnitude | 15.83 (0.01) | |||
| z magnitude | ||||
| G magnitude | 15.60 (0.0007) | 15.59 (0.003) | ||
| BP magnitude | 15.72 (0.004) | |||
| RP magnitude | 15.31 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.018 | |||
* 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.