All names: Gaia DR3 5078517597357635712, EC 03059-2241, WISE J030809.77-222952.2, 2MASS J03080976-2229516, Gaia DR2 5078517597357635712, EC03059-2241, GALEX J030809.7-222951, UCAC4 338-003473, TIC 71410075
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 08 09.69 | 03 08 09.77 (0.03) | ||
| Declination | -22 29 51.29 | -22 29 51.73 (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] | 0.49 (0.04) | 0.47 (0.04) | |
| Distance | [pc] | 2035.83 (186) | 2142.70 (161) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 29.404 (0.09) | 29.46 (0.04) | |
| Proper motion (declination) | [mas/yr] | -57.128 (0.09) | -57.303 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.41 (0.1) | |||
| V magnitude | 15.99 (0.05) | |||
| R magnitude | 16.02 (0.3) | |||
| I magnitude | ||||
| J magnitude | 15.01 (0.04) | 15.01 (0.04) | ||
| H magnitude | 14.92 (0.06) | 14.92 (0.06) | ||
| K magnitude | 14.79 (0.1) | 14.79 (0.1) | ||
| u magnitude | ||||
| g magnitude | 16.15 (0.04) | |||
| r magnitude | 15.90 (0.07) | |||
| i magnitude | 15.69 (0.07) | |||
| z magnitude | ||||
| G magnitude | 15.87 (0.0007) | 15.86 (0.003) | ||
| BP magnitude | 16.09 (0.006) | |||
| RP magnitude | 15.48 (0.005) | |||
| Pan g magnitude | 16.08 (0.002) | |||
| Pan r magnitude | 15.88 (0.004) | |||
| Pan i magnitude | 15.83 (0.002) | |||
| Pan z magnitude | 15.83 (0.003) | |||
| Pan y magnitude | 15.83 (0.004) | |||
| E(B-V) | 0.014 | |||
* 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.