All names: Gaia DR2 350422056651321728, LAMOSTJ014352.53+452124.6, LAMOST J014352.53+452124.6, Gaia DR3 350422056651321728, GALEX J014352.5+452124, PSO J025.9688+45.3568
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 43 52.53 | 01 43 52.52 (0.09) | ||
| Declination | 45 21 24.61 | 45 21 24.58 (0.08) | ||
| Spectral type | sdOB | sdB/sdO | ||
| Effective temperature | [K] | 39706.0 (651) | ||
| log(g) | [cgs] | 5.42 (0.09) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.48 (0.2) | 0.08 (0.1) | |
| Distance | [pc] | 2074.69 (1020) | 11848.34 (15274) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.597 (0.3) | 0.244 (0.1) | |
| Proper motion (declination) | [mas/yr] | 0.803 (0.3) | 0.641 (0.09) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | ||||
| g magnitude | 17.47 (0.005) | |||
| r magnitude | 17.86 (0.004) | |||
| i magnitude | 18.21 (0.004) | |||
| z magnitude | 18.47 (0.01) | |||
| G magnitude | 17.65 (0.003) | 17.62 (0.003) | ||
| BP magnitude | 17.43 (0.02) | |||
| RP magnitude | 17.82 (0.03) | |||
| Pan g magnitude | 17.47 (0.005) | |||
| Pan r magnitude | 17.86 (0.004) | |||
| Pan i magnitude | 18.21 (0.004) | |||
| Pan z magnitude | 18.47 (0.01) | |||
| Pan y magnitude | 18.63 (0.02) | |||
| E(B-V) | 0.077 | |||
* 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.