All names: GALEX J102413.3+230104, LAMOST J102413.33+230104.3, SDSSJ102413.33+230104.3, Gaia DR3 722250393509458048, Gaia DR2 722250393509458048, SDSS J102413.33+230104.3
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 10 24 13.33 | 10 24 13.33 (0.08) | ||
| Declination | 23 01 04.34 | 23 01 04.33 (0.08) | ||
| Spectral type | sdB | sdB/sdO | ||
| Effective temperature | [K] | 23544.0 (422) | ||
| log(g) | [cgs] | 4.91 (0.01) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.22 (0.1) | 0.19 (0.1) | |
| Distance | [pc] | 4516.71 (2872) | 5396.65 (2942) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.909 (0.2) | 0.964 (0.1) | |
| Proper motion (declination) | [mas/yr] | -5.356 (0.2) | -5.264 (0.1) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 17.55 (0.01) | 17.57 (0.01) | ||
| g magnitude | 17.34 (0.005) | 17.34 (0.005) | ||
| r magnitude | 17.70 (0.006) | 17.71 (0.006) | ||
| i magnitude | 17.98 (0.009) | 17.98 (0.008) | ||
| z magnitude | 18.24 (0.03) | 18.24 (0.02) | ||
| G magnitude | 17.56 (0.002) | 17.53 (0.003) | ||
| BP magnitude | 17.46 (0.01) | |||
| RP magnitude | 17.65 (0.01) | |||
| Pan g magnitude | 17.40 (0.006) | |||
| Pan r magnitude | 17.71 (0.003) | |||
| Pan i magnitude | 18.01 (0.005) | |||
| Pan z magnitude | 18.22 (0.007) | |||
| Pan y magnitude | 18.29 (0.01) | |||
| E(B-V) | 0.019 | |||
* 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.