All names: Gaia EDR3 695726844449223040, CHSS 617, GEN# +6.10070014, UBV M 43099, TIC 149442831, GALEX J092313.4+292658, PG 0920+297, UCAC4 598-046491, UCAC2 42059453, Ton 14, uvby98 610070014, Gaia DR3 695726844449223040, CBS 5, 2MASS J09231337+2926583, LAMOST J092313.41+292657.5, Gaia DR2 695726844449223040, LAMOST J092313.42+292658.6, PG0920+297, LAMOST J092313.38+292658.2
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Guo et al. 2015 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 09 23 13.39 (0.04) | 09 23 13.38 | 09 23 13.39 (0.04) | |||
| Declination | 29 26 58.25 (0.03) | 29 26 58.76 | 29 26 58.34 (0.03) | |||
| Spectral type | sdB | subdwarf | sdOA | |||
| Effective temperature | [K] | 30810.0 (1430) | ||||
| log(g) | [cgs] | 5.99 (0.2) | ||||
| Mass | [M☉] | |||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 1.29 (0.05) | 1.20 (0.1) | 1.29 (0.05) | ||
| Distance | [pc] | 778.09 (31) | 835.77 (70) | 778.09 (31) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 1.943 (0.05) | 2.018 (0.1) | 1.943 (0.05) | ||
| Proper motion (declination) | [mas/yr] | -5.571 (0.03) | -5.544 (0.08) | -5.571 (0.03) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 14.50 (0.05) | |||||
| V magnitude | 14.73 (0.06) | |||||
| R magnitude | 15.05 (0.2) | |||||
| I magnitude | ||||||
| J magnitude | 15.41 (0.05) | 15.41 (0.05) | ||||
| H magnitude | 15.61 (0.1) | 15.61 (0.1) | ||||
| K magnitude | 15.45 | |||||
| u magnitude | 16.58 (0.02) | 14.19 | ||||
| g magnitude | 17.08 (0.01) | 14.43 | ||||
| r magnitude | 15.79 | |||||
| i magnitude | 16.90 (0.02) | 15.30 | ||||
| z magnitude | 16.38 (0.02) | |||||
| G magnitude | 14.69 (0.003) | 14.71 (0.0006) | 14.69 (0.003) | |||
| BP magnitude | 14.54 (0.003) | 14.48 (0.007) | ||||
| RP magnitude | 14.98 (0.004) | 14.98 (0.002) | ||||
| Pan g magnitude | 14.51 (0.005) | |||||
| Pan r magnitude | 14.95 (0.003) | |||||
| Pan i magnitude | 15.31 (0.001) | |||||
| Pan z magnitude | 15.60 (0.004) | |||||
| Pan y magnitude | 15.77 (0.006) | |||||
| E(B-V) | 0.021 | |||||
* 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.