All names: LAMOST J221045.47+014135.6, GALEX J221045.4+014136, Gaia DR2 2682170350087374464, HE 2208+0126, UCAC4 459-123026, PG 2208+014, WISE J221045.45+014135.8, PG2208+014, UCAC2 32468770, SDSS J221045.47+014135.6, Gaia EDR3 2682170350087374464, TIC 398512893, 2MASS J22104545+0141355, PB 5096, WISEA J221045.44+014135.5, Gaia DR3 2682170350087374464
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 22 10 45.48 (0.06) | 22 10 45.46 | 22 10 45.47 (0.06) | ||
| Declination | 01 41 35.61 (0.05) | 01 41 35.40 | 01 41 35.59 (0.05) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 24277.0 (500) | |||
| log(g) | [cgs] | 5.67 (0.05) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.00 (0.07) | 0.85 (0.1) | 1.00 (0.07) | |
| Distance | [pc] | 996.21 (66) | 1175.23 (134) | 996.21 (66) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 4.631 (0.06) | 4.899 (0.1) | 4.631 (0.06) | |
| Proper motion (declination) | [mas/yr] | 0.937 (0.06) | 0.838 (0.1) | 0.937 (0.06) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.67 (0.03) | ||||
| V magnitude | 15.74 (0.2) | ||||
| R magnitude | 16.21 (0.2) | ||||
| I magnitude | |||||
| J magnitude | 16.52 (0.1) | 16.52 (0.1) | |||
| H magnitude | 16.43 (0.3) | 16.43 (0.3) | |||
| K magnitude | 15.56 | ||||
| u magnitude | 15.49 (0.005) | 15.49 (0.005) | |||
| g magnitude | 15.56 (0.004) | 15.56 (0.004) | |||
| r magnitude | 16.00 (0.005) | 16.00 (0.005) | |||
| i magnitude | 16.32 (0.006) | 16.32 (0.006) | |||
| z magnitude | 16.62 (0.009) | 16.62 (0.009) | |||
| G magnitude | 15.80 (0.003) | 15.82 (0.002) | 15.80 (0.003) | ||
| BP magnitude | 15.69 (0.004) | 15.67 (0.0007) | |||
| RP magnitude | 16.02 (0.006) | 16.03 (0.008) | |||
| Pan g magnitude | 15.63 (0.004) | ||||
| Pan r magnitude | 16.02 (0.002) | ||||
| Pan i magnitude | 16.35 (0.002) | ||||
| Pan z magnitude | 16.60 (0.004) | ||||
| Pan y magnitude | 16.74 (0.01) | ||||
| E(B-V) | 0.093 | ||||
* 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.