All names: Gaia DR2 387992437690797696, TIC 191445279, FBS B 211, 2MASS J00432116+4434237, HS 0040+4417, FBS 0040+442, HS0040+4417, Gaia DR3 387992437690797696, Gaia EDR3 387992437690797696
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 00 43 21.21 (0.05) | 00 43 21.19 | 00 43 21.21 (0.05) | ||
| Declination | 44 34 23.84 (0.04) | 44 34 24.44 | 44 34 23.95 (0.04) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 31000.0 (1200) | |||
| log(g) | [cgs] | 5.60 (0.2) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.61 (0.06) | 0.69 (0.1) | 0.61 (0.06) | |
| Distance | [pc] | 1651.53 (159) | 1453.70 (217) | 1651.53 (159) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 1.223 (0.05) | 1.449 (0.2) | 1.223 (0.05) | |
| Proper motion (declination) | [mas/yr] | -6.728 (0.04) | -6.57 (0.2) | -6.728 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 16.15 | ||||
| V magnitude | 16.45 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.58 (0.1) | 16.58 (0.1) | |||
| H magnitude | 16.41 (0.2) | 16.41 (0.2) | |||
| K magnitude | 17.21 | ||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 15.93 (0.003) | 15.95 (0.002) | 15.93 (0.003) | ||
| BP magnitude | 15.82 (0.004) | 15.79 (0.01) | |||
| RP magnitude | 16.14 (0.005) | 16.15 (0.004) | |||
| Pan g magnitude | 15.80 (0.008) | ||||
| Pan r magnitude | 16.15 (0.005) | ||||
| Pan i magnitude | 16.48 (0.003) | ||||
| Pan z magnitude | 16.74 (0.002) | ||||
| Pan y magnitude | 16.89 (0.008) | ||||
| E(B-V) | 0.079 | ||||
* 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.