All names: UCAC4 095-003054, EC03020-7120, EC 03020-7120, Gaia DR3 4645678867805390080, 2MASS J03021482-7108388, WISE J030214.81-710838.6, TIC 31636688, Gaia DR2 4645678867805390080
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 02 14.81 | 03 02 14.82 (0.03) | ||
| Declination | -71 08 38.65 | -71 08 38.67 (0.03) | ||
| Spectral type | sdB+F | sdB+F | ||
| 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] | 0.26 (0.04) | 0.25 (0.03) | |
| Distance | [pc] | 3775.01 (569) | 3937.01 (502) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 4.524 (0.09) | 4.467 (0.05) | |
| Proper motion (declination) | [mas/yr] | 2.17 (0.08) | 2.266 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.29 (0.06) | |||
| V magnitude | 16.05 (0.08) | |||
| R magnitude | 15.93 (0.3) | |||
| I magnitude | ||||
| J magnitude | 15.37 (0.06) | 15.37 (0.06) | ||
| H magnitude | 15.12 (0.1) | 15.12 (0.1) | ||
| K magnitude | 15.47 | |||
| u magnitude | ||||
| g magnitude | 16.17 (0.01) | |||
| r magnitude | 15.94 (0.01) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.01 (0.0009) | 15.99 (0.003) | ||
| BP magnitude | 16.11 (0.004) | |||
| RP magnitude | 15.76 (0.004) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.032 | |||
* 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.