All names: GALEX J050650.6+193055, UCAC4 548-012702, LAMOST J050650.57+193054.7, Gaia DR3 3407876749162251648, LAMOSTJ050650.58+193054.8, Gaia DR2 3407876749162251648, 2MASS J05065057+1930547
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 06 50.58 | 05 06 50.58 (0.05) | ||
| Declination | 19 30 54.78 | 19 30 54.87 (0.03) | ||
| Spectral type | He-sdO | sdOHe | ||
| Effective temperature | [K] | 50610.0 (1040) | ||
| log(g) | [cgs] | 5.82 (0.09) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.67 (0.08) | 0.65 (0.05) | |
| Distance | [pc] | 1501.50 (183) | 1549.19 (123) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 4.11 (0.1) | 4.124 (0.06) | |
| Proper motion (declination) | [mas/yr] | -4.762 (0.09) | -4.746 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.33 (0.01) | |||
| V magnitude | 16.22 (0.01) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.81 (0.07) | 15.81 (0.07) | ||
| H magnitude | 15.79 (0.2) | 15.79 (0.2) | ||
| K magnitude | 15.15 | |||
| u magnitude | ||||
| g magnitude | 16.20 (0.08) | |||
| r magnitude | 16.31 (0.1) | |||
| i magnitude | 16.37 (0.1) | |||
| z magnitude | ||||
| G magnitude | 16.07 (0.002) | 16.05 (0.003) | ||
| BP magnitude | 16.09 (0.009) | |||
| RP magnitude | 15.90 (0.006) | |||
| Pan g magnitude | 16.12 (0.005) | |||
| Pan r magnitude | 16.15 (0.003) | |||
| Pan i magnitude | 16.25 (0.003) | |||
| Pan z magnitude | 16.35 (0.006) | |||
| Pan y magnitude | 16.43 (0.004) | |||
| E(B-V) | 0.356 | |||
* 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.