All names: LAMOST J010617.80+413433.9, LAMOST J010617.82+413434.0, SDSS J010617.80+413434.0, SDSSJ010617.80+413434.0, Gaia DR3 374540943716955392, Gaia DR2 374540943716955392, UCAC4 658-004441, 2MASS J01061780+4134342
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 06 17.81 | 01 06 17.79 (0.04) | ||
| Declination | 41 34 33.97 | 41 34 34.11 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 27699.0 (369) | ||
| log(g) | [cgs] | 5.41 (0.05) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.24 (0.06) | 0.42 (0.05) | |
| Distance | [pc] | 4116.92 (1100) | 2366.30 (264) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 30.803 (0.1) | 30.888 (0.05) | |
| Proper motion (declination) | [mas/yr] | -5.314 (0.1) | -5.259 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.64 (0.04) | |||
| V magnitude | 15.87 (0.01) | |||
| R magnitude | 15.63 (0.8) | |||
| I magnitude | ||||
| J magnitude | 16.31 (0.1) | 16.31 (0.1) | ||
| H magnitude | 16.17 (0.3) | 16.17 (0.3) | ||
| K magnitude | 15.78 (0.3) | 15.78 (0.3) | ||
| u magnitude | 15.88 (0.006) | 15.88 (0.006) | ||
| g magnitude | 15.76 (0.004) | 15.76 (0.004) | ||
| r magnitude | 16.12 (0.004) | 16.12 (0.004) | ||
| i magnitude | 16.37 (0.005) | 16.37 (0.005) | ||
| z magnitude | 16.62 (0.009) | 16.62 (0.009) | ||
| G magnitude | 15.96 (0.002) | 15.93 (0.003) | ||
| BP magnitude | 15.84 (0.006) | |||
| RP magnitude | 16.07 (0.006) | |||
| Pan g magnitude | 15.85 (0.003) | |||
| Pan r magnitude | 16.12 (0.003) | |||
| Pan i magnitude | 16.39 (0.002) | |||
| Pan z magnitude | 16.61 (0.003) | |||
| Pan y magnitude | 16.74 (0.007) | |||
| E(B-V) | 0.044 | |||
* 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.