All names: GALEX J104148.9-073031, TYC 5492-642-1, Gaia DR2 3762736048191497472, Gaia EDR3 3762736048191497472, GALEXJ104148.90-073031.00, TIC 54986420, 2MASS J10414887-0730310, Gaia DR3 3762736048191497472
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 10 41 48.83 (0.05) | 10 41 48.90 | 10 41 48.86 (0.05) | ||
| Declination | -07 30 31.20 (0.05) | -07 30 31.00 | -07 30 31.05 (0.05) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 27440.0 (620) | |||
| log(g) | [cgs] | 5.63 (0.09) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 4.13 (0.06) | 3.87 (0.08) | 4.13 (0.06) | |
| Distance | [pc] | 241.87 (4) | 258.09 (5) | 241.87 (4) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -36.811 (0.06) | -36.929 (0.1) | -36.811 (0.06) | |
| Proper motion (declination) | [mas/yr] | -9.02 (0.06) | -9.243 (0.2) | -9.02 (0.06) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 11.66 (0.08) | ||||
| V magnitude | 12.23 (0.2) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 12.20 (0.02) | 12.20 (0.02) | |||
| H magnitude | 12.29 (0.03) | 12.29 (0.03) | |||
| K magnitude | 12.44 (0.03) | 12.44 (0.03) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 11.63 (0.003) | 11.65 (0.0007) | 11.63 (0.003) | ||
| BP magnitude | 11.51 (0.003) | 11.46 (0.01) | |||
| RP magnitude | 11.89 (0.004) | 11.89 (0.002) | |||
| Pan g magnitude | 11.60 | ||||
| Pan r magnitude | 11.99 | ||||
| Pan i magnitude | 12.28 | ||||
| Pan z magnitude | 12.54 | ||||
| Pan y magnitude | 12.67 (0.004) | ||||
| E(B-V) | 0.023 | ||||
* 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.