All names: LAMOST J104123.24+504419.9, Gaia DR3 836644480912524288, LAMOST J104123.10+504420.0, GALEX J104122.8+504420, PG1038+510, SBSS 1038+510, LAMOST J104123.12+504420.0, 2MASS J10412312+5044202, TIC 311630014, PG 1038+510, GALEX J104122.9+504419, SDSS J104123.12+504420.1, Gaia DR2 836644480912524288
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 10 41 22.90 | 10 41 23.14 (0.02) | ||
| Declination | 50 44 19.97 | 50 44 20.16 (0.04) | ||
| Spectral type | He-sdO | sdOHe | ||
| Effective temperature | [K] | 51720.0 (1690) | ||
| log(g) | [cgs] | 5.88 (0.2) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.35 (0.08) | 0.45 (0.05) | |
| Distance | [pc] | 2817.70 (665) | 2236.14 (234) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -28.319 (0.08) | -28.098 (0.03) | |
| Proper motion (declination) | [mas/yr] | -20.27 (0.1) | -20.326 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.82 | |||
| V magnitude | 15.31 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.65 (0.05) | 15.65 (0.05) | ||
| H magnitude | 15.88 (0.2) | 15.88 (0.2) | ||
| K magnitude | 15.89 (0.2) | 15.89 (0.2) | ||
| u magnitude | 14.28 (0.004) | 14.28 (0.004) | ||
| g magnitude | 14.68 (0.004) | 14.68 (0.004) | ||
| r magnitude | 15.22 (0.004) | 15.22 (0.004) | ||
| i magnitude | 15.58 (0.004) | 15.58 (0.004) | ||
| z magnitude | 15.90 (0.007) | 15.90 (0.007) | ||
| G magnitude | 14.95 (0.0005) | 14.94 (0.003) | ||
| BP magnitude | 14.65 (0.007) | |||
| RP magnitude | 15.26 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| 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.