All names: TIC 260688451, LAMOST J050238.49+454314.2, 2MASS J05023847+4543144, UCAC4 679-032335, Gaia DR2 206657161813612288, Gaia DR3 206657161813612288, LAMOSTJ050238.49+454314.2
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 02 38.49 | 05 02 38.49 (0.04) | ||
| Declination | 45 43 14.26 | 45 43 14.46 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 32840.0 (210) | ||
| log(g) | [cgs] | 6.04 (0.05) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.96 (0.08) | 0.97 (0.04) | |
| Distance | [pc] | 1043.51 (89) | 1026.27 (45) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 3.85 (0.1) | 3.926 (0.06) | |
| Proper motion (declination) | [mas/yr] | -27.634 (0.1) | -27.534 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.70 (0.1) | |||
| V magnitude | 15.63 (0.09) | |||
| R magnitude | 15.86 (0.02) | |||
| I magnitude | ||||
| J magnitude | 15.62 (0.06) | 15.62 (0.06) | ||
| H magnitude | 15.48 (0.1) | 15.48 (0.1) | ||
| K magnitude | 15.65 (0.2) | 15.65 (0.2) | ||
| u magnitude | ||||
| g magnitude | 15.66 (0.06) | |||
| r magnitude | 15.75 (0.03) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.67 (0.001) | 15.65 (0.003) | ||
| BP magnitude | 15.64 (0.005) | |||
| RP magnitude | 15.60 (0.005) | |||
| Pan g magnitude | 15.64 (0.003) | |||
| Pan r magnitude | 15.78 (0.002) | |||
| Pan i magnitude | 15.94 (0.002) | |||
| Pan z magnitude | 16.08 (0.003) | |||
| Pan y magnitude | 16.18 (0.002) | |||
| E(B-V) | 0.215 | |||
* 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.