All names: PHL 4265, EC 02390-2038, WISE J024119.84-202557.3, UCAC4 348-002838, 2MASS J02411986-2025573, Gaia DR2 5127043031220599936, EC02390-2038, TIC 64112207, GALEX J024119.9-202556, Gaia DR3 5127043031220599936
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 02 41 19.74 | 02 41 19.87 (0.02) | ||
| Declination | -20 25 56.60 | -20 25 57.39 (0.02) | ||
| 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] | 0.27 (0.04) | 0.32 (0.03) | |
| Distance | [pc] | 3654.97 (554) | 3107.52 (291) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 2.431 (0.07) | 2.551 (0.03) | |
| Proper motion (declination) | [mas/yr] | -10.063 (0.07) | -10.182 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.58 (0.08) | |||
| V magnitude | 15.40 (0.06) | |||
| R magnitude | 15.35 (0.08) | |||
| I magnitude | ||||
| J magnitude | 14.82 (0.04) | 14.82 (0.04) | ||
| H magnitude | 14.57 (0.06) | 14.57 (0.06) | ||
| K magnitude | 14.53 (0.1) | 14.53 (0.1) | ||
| u magnitude | ||||
| g magnitude | 15.43 (0.02) | |||
| r magnitude | 15.38 (0.04) | |||
| i magnitude | 15.29 (0.09) | |||
| z magnitude | ||||
| G magnitude | 15.32 (0.0008) | 15.30 (0.003) | ||
| BP magnitude | 15.40 (0.005) | |||
| RP magnitude | 15.09 (0.003) | |||
| Pan g magnitude | 15.40 (0.004) | |||
| Pan r magnitude | 15.38 (0.001) | |||
| Pan i magnitude | 15.43 (0.002) | |||
| Pan z magnitude | 15.50 (0.004) | |||
| Pan y magnitude | 15.51 (0.005) | |||
| E(B-V) | 0.017 | |||
* 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.