All names: Gaia DR3 930163614211158528, UCAC4 682-048842, PG 0823+466, HIDDEN NAME PG 0823+465, Gaia DR2 930163614211158528, 2MASS J08263323+4623367, GALEX J082633.2+462336, PG0823+465, Gaia EDR3 930163614211158528, TIC 409233684, UCAC2 47423979
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 08 26 33.24 (0.03) | 08 26 33.25 | 08 26 33.24 (0.03) | ||
| Declination | 46 23 36.56 (0.02) | 46 23 37.16 | 46 23 36.72 (0.02) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 29900.0 (1000) | |||
| log(g) | [cgs] | 5.75 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.98 (0.04) | 0.98 (0.06) | 0.98 (0.04) | |
| Distance | [pc] | 1015.23 (43) | 1021.35 (66) | 1015.23 (43) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -3.805 (0.04) | -3.684 (0.1) | -3.805 (0.04) | |
| Proper motion (declination) | [mas/yr] | -10.225 (0.04) | -10.147 (0.08) | -10.225 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.30 (0.06) | ||||
| V magnitude | 14.50 (0.04) | ||||
| R magnitude | 14.73 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.07 (0.04) | 15.07 (0.04) | |||
| H magnitude | 15.06 (0.07) | 15.06 (0.07) | |||
| K magnitude | 15.15 (0.1) | 15.15 (0.1) | |||
| u magnitude | 14.55 (0.005) | ||||
| g magnitude | 14.79 (0.004) | ||||
| r magnitude | 14.91 (0.003) | ||||
| i magnitude | 15.25 (0.005) | ||||
| z magnitude | 15.28 (0.006) | ||||
| G magnitude | 14.48 (0.003) | 14.50 (0.0007) | 14.48 (0.003) | ||
| BP magnitude | 14.36 (0.003) | 14.31 (0.006) | |||
| RP magnitude | 14.72 (0.004) | 14.72 (0.003) | |||
| Pan g magnitude | 14.33 (0.004) | ||||
| Pan r magnitude | 14.71 (0.003) | ||||
| Pan i magnitude | 15.05 (0.004) | ||||
| Pan z magnitude | 15.33 (0.005) | ||||
| Pan y magnitude | 15.47 (0.004) | ||||
| E(B-V) | 0.029 | ||||
* 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.