All names: DENIS J050231.5-180403, Gaia DR3 2976662857278875904, 2MASS J05023156-1804034, TIC 146437397, WISEA J050231.56-180403.5, UCAC4 360-006920, WISE J050231.56-180403.4, GALEX J050231.5-180403, Gaia DR2 2976662857278875904, EC 05003-1808, GALEXJ05025-1804, UCAC2 24759991
| 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.