All names: Gaia DR3 6817105549730855936, Gaia DR2 6817105549730855936, EC21462-2209, UCAC4 341-203111, GALEX J214901.5-215549, 2MASS J21490155-2155493, WISE J214901.53-215549.1, EC 21462-2209, TIC 25245570
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 21 49 01.55 | 21 49 01.55 (0.03) | ||
| Declination | -21 55 49.22 | -21 55 49.40 (0.02) | ||
| Spectral type | sdB+F3 | F3+sd | ||
| 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] | 0.35 (0.07) | 0.41 (0.03) | |
| Distance | [pc] | 2882.68 (603) | 2421.89 (196) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -12.514 (0.09) | -12.8 (0.04) | |
| Proper motion (declination) | [mas/yr] | -5.966 (0.09) | -6.037 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.36 (0.03) | |||
| V magnitude | 15.21 (0.02) | |||
| R magnitude | 15.27 (0.08) | |||
| I magnitude | ||||
| J magnitude | 14.48 (0.03) | 14.48 (0.03) | ||
| H magnitude | 14.30 (0.04) | 14.30 (0.04) | ||
| K magnitude | 14.27 (0.07) | 14.27 (0.07) | ||
| u magnitude | ||||
| g magnitude | 15.23 (0.01) | |||
| r magnitude | 15.23 (0.03) | |||
| i magnitude | 15.21 (0.01) | |||
| z magnitude | ||||
| G magnitude | 15.12 (0.0008) | 15.10 (0.003) | ||
| BP magnitude | 15.19 (0.006) | |||
| RP magnitude | 14.89 (0.003) | |||
| Pan g magnitude | 15.21 (0.003) | |||
| Pan r magnitude | 15.19 (0.002) | |||
| Pan i magnitude | 15.22 (0.002) | |||
| Pan z magnitude | 15.28 (0.001) | |||
| Pan y magnitude | 15.30 (0.004) | |||
| E(B-V) | 0.022 | |||
* 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.