All names: UCAC4 360-006920, Gaia DR3 2976662857278875904, DENIS J050231.5-180403, UCAC2 24759991, EC 05003-1808, TIC 146437397, 2MASS J05023156-1804034, WISEA J050231.56-180403.5, GALEXJ05025-1804, Gaia DR2 2976662857278875904, WISE J050231.56-180403.4, GALEX J050231.5-180403
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 02 31.66 | 05 02 31.57 (0.008) | ||
| Declination | -18 04 03.23 | -18 04 03.52 (0.008) | ||
| Spectral type | sdB+MS | sdB+? | ||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.80 (0.02) | 0.80 (0.01) | |
| Distance | [pc] | 1245.49 (32) | 1246.42 (20) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -2.657 (0.02) | -2.696 (0.01) | |
| Proper motion (declination) | [mas/yr] | 3.688 (0.03) | 3.686 (0.01) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.76 (0.03) | |||
| V magnitude | 13.54 (0.03) | |||
| R magnitude | 13.62 (0.1) | |||
| I magnitude | 13.17 (0.03) | |||
| J magnitude | 12.94 (0.03) | 12.94 (0.03) | ||
| H magnitude | 12.80 (0.03) | 12.80 (0.03) | ||
| K magnitude | 12.77 (0.03) | 12.77 (0.03) | ||
| u magnitude | ||||
| g magnitude | 13.58 (0.04) | |||
| r magnitude | 13.54 (0.02) | |||
| i magnitude | 13.54 (0.04) | |||
| z magnitude | ||||
| G magnitude | 13.47 (0.0002) | 13.45 (0.003) | ||
| BP magnitude | 13.55 (0.002) | |||
| RP magnitude | 13.24 (0.0007) | |||
| Pan g magnitude | 13.55 (0.006) | |||
| Pan r magnitude | 13.53 (0.001) | |||
| Pan i magnitude | 13.58 (0.002) | |||
| Pan z magnitude | 13.65 (0.007) | |||
| Pan y magnitude | 13.67 (0.01) | |||
| E(B-V) | 0.025 | |||
* 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.