All names: LAMOST J064314.84+135755.6, WISEA J064314.81+135754.4, Gaia DR2 3352890447538648064, Gaia DR3 3352890447538648064, UCAC4 520-030815, 2MASS J06431484+1357552, LAMOSTJ064314.84+135755.6, WISE J064314.81+135754.5, TIC 59715651
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 43 14.84 | 06 43 14.84 (0.03) | ||
| Declination | 13 57 55.60 | 13 57 55.63 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 32960.0 (269) | ||
| log(g) | [cgs] | 5.83 (0.06) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.96 (0.05) | 1.00 (0.03) | |
| Distance | [pc] | 1041.78 (54) | 999.30 (34) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -2.904 (0.09) | -2.865 (0.04) | |
| Proper motion (declination) | [mas/yr] | -2.821 (0.07) | -2.941 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.96 (0.07) | |||
| V magnitude | 14.92 (0.02) | |||
| R magnitude | 14.97 (0.1) | |||
| I magnitude | ||||
| J magnitude | 15.13 (0.05) | 15.13 (0.05) | ||
| H magnitude | 15.15 (0.09) | 15.15 (0.09) | ||
| K magnitude | 15.21 (0.2) | 15.21 (0.2) | ||
| u magnitude | ||||
| g magnitude | 14.79 (0.03) | |||
| r magnitude | 15.05 (0.04) | |||
| i magnitude | 15.34 (0.1) | |||
| z magnitude | ||||
| G magnitude | 14.90 (0.0008) | 14.88 (0.003) | ||
| BP magnitude | 14.78 (0.006) | |||
| RP magnitude | 14.96 (0.005) | |||
| Pan g magnitude | 14.81 (0.003) | |||
| Pan r magnitude | 15.05 (0.001) | |||
| Pan i magnitude | 15.31 (0.002) | |||
| Pan z magnitude | 15.49 (0.001) | |||
| Pan y magnitude | 15.65 (0.008) | |||
| 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.