All names: 2MASS J03173741+3729128, Gaia DR2 235323736345986176, Gaia DR3 235323736345986176, UCAC4 638-012699, TIC 178075670, FBS 0314+372, GALEX J031737.4+372913, FBS B 35, FBS0314+372, LAMOST J031737.40+372912.7
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 17 37.43 | 03 17 37.41 (0.03) | ||
| Declination | 37 29 13.00 | 37 29 12.81 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 31194.0 (206) | ||
| log(g) | [cgs] | 6.00 (0.05) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.55 (0.09) | 0.84 (0.04) | |
| Distance | [pc] | 1808.97 (279) | 1194.03 (57) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.186 (0.1) | -0.214 (0.04) | |
| Proper motion (declination) | [mas/yr] | -4.764 (0.08) | -4.824 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.46 (0.05) | |||
| V magnitude | 15.30 (0.01) | |||
| R magnitude | 15.50 (0.1) | |||
| I magnitude | ||||
| J magnitude | 15.22 (0.05) | 15.22 (0.05) | ||
| H magnitude | 15.45 (0.1) | 15.45 (0.1) | ||
| K magnitude | 15.17 (0.2) | 15.17 (0.2) | ||
| u magnitude | ||||
| g magnitude | 15.31 (0.01) | |||
| r magnitude | 15.48 (0.01) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.32 (0.0008) | 15.30 (0.003) | ||
| BP magnitude | 15.30 (0.005) | |||
| RP magnitude | 15.24 (0.003) | |||
| Pan g magnitude | 15.29 (0.003) | |||
| Pan r magnitude | 15.39 (0.001) | |||
| Pan i magnitude | 15.57 (0.003) | |||
| Pan z magnitude | 15.73 (0.001) | |||
| Pan y magnitude | 15.82 (0.005) | |||
| E(B-V) | 0.192 | |||
* 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.