All names: Gaia DR3 6695130162152964480, UCAC4 269-185664, EC 20228-3628, GALEX J202605.9-361821, 2MASS J20260587-3618219, TIC 290591946, Gaia DR2 6695130162152964480, GALEXJ20260-3618
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 20 26 05.92 | 20 26 05.88 (0.02) | ||
| Declination | -36 18 21.44 | -36 18 21.88 (0.02) | ||
| Spectral type | sdB+F | sdB+F | ||
| 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] | 0.71 (0.04) | 0.70 (0.02) | |
| Distance | [pc] | 1414.43 (77) | 1428.78 (44) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.328 (0.06) | 0.55 (0.02) | |
| Proper motion (declination) | [mas/yr] | -9.188 (0.04) | -9.143 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.96 | |||
| V magnitude | 13.84 | |||
| R magnitude | 14.01 (0.08) | |||
| I magnitude | ||||
| J magnitude | 13.22 (0.03) | 13.22 (0.03) | ||
| H magnitude | 12.96 (0.03) | 12.96 (0.03) | ||
| K magnitude | 12.93 (0.03) | 12.93 (0.03) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 13.75 (0.0004) | 13.74 (0.003) | ||
| BP magnitude | 13.80 (0.004) | |||
| RP magnitude | 13.54 (0.002) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.043 | |||
* 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.