All names: Gaia DR3 3391222412175724800, KUV05020+1216, Gaia DR2 3391222412175724800, 2MASS J05044978+1219575, KUV 05020+1216, TIC 59207987
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 04 49.75 | 05 04 49.78 (0.1) | ||
| Declination | 12 19 58.14 | 12 19 57.68 (0.06) | ||
| Spectral type | sdB | 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] | 0.17 (0.2) | 0.11 (0.1) | |
| Distance | [pc] | 5910.17 (5453) | 9285.05 (9302) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.179 (0.3) | 1.048 (0.1) | |
| Proper motion (declination) | [mas/yr] | -0.244 (0.2) | -0.068 (0.08) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 17.50 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.05 (0.09) | 16.05 (0.09) | ||
| H magnitude | 16.11 (0.2) | 16.11 (0.2) | ||
| K magnitude | 15.32 (0.2) | 15.32 (0.2) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 17.18 (0.002) | 17.16 (0.003) | ||
| BP magnitude | 17.51 (0.007) | |||
| RP magnitude | 16.69 (0.009) | |||
| Pan g magnitude | 17.51 (0.002) | |||
| Pan r magnitude | 17.16 (0.003) | |||
| Pan i magnitude | 17.02 (0.004) | |||
| Pan z magnitude | 16.98 (0.006) | |||
| Pan y magnitude | 16.93 (0.007) | |||
| E(B-V) | 0.238 | |||
* 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.