All names: SDSS J231354.81+071249.7, PB5296, LAMOST J231354.81+071249.7, GALEX J231354.7+071249, PB 5296, Gaia DR2 2665196154002229376, Gaia DR3 2665196154002229376
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 23 13 54.82 | 23 13 54.81 (0.09) | ||
| Declination | 07 12 49.79 | 07 12 49.81 (0.06) | ||
| Spectral type | sdO | sdO | ||
| Effective temperature | [K] | 46171.0 (868) | ||
| log(g) | [cgs] | 5.78 (0.06) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.45 (0.1) | 0.28 (0.09) | |
| Distance | [pc] | 2241.15 (562) | 3513.70 (1141) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.712 (0.2) | 1.814 (0.1) | |
| Proper motion (declination) | [mas/yr] | -5.417 (0.1) | -5.275 (0.07) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.50 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | 17.52 (0.05) | |||
| K magnitude | 17.40 (0.09) | |||
| u magnitude | 16.50 (0.007) | 16.51 (0.02) | ||
| g magnitude | 16.75 (0.004) | 16.74 (0.01) | ||
| r magnitude | 17.11 (0.005) | 17.11 (0.02) | ||
| i magnitude | 17.35 (0.006) | 17.37 (0.03) | ||
| z magnitude | 17.64 (0.02) | 17.67 (0.03) | ||
| G magnitude | 16.95 (0.002) | 16.92 (0.003) | ||
| BP magnitude | 16.80 (0.009) | |||
| RP magnitude | 17.11 (0.01) | |||
| Pan g magnitude | 16.81 (0.007) | |||
| Pan r magnitude | 17.12 (0.003) | |||
| Pan i magnitude | 17.42 (0.003) | |||
| Pan z magnitude | 17.64 (0.008) | |||
| Pan y magnitude | 17.81 (0.005) | |||
| E(B-V) | 0.049 | |||
* 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.