All names: Gaia DR2 4676855588731051648, EC 04140-6146, 2MASS J04144441-6139078, GALEX J041444.3-613907, Gaia DR3 4676855588731720576, UCAC4 142-003972, EC04140-6146, TIC 38574033
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 04 14 44.41 | 04 14 44.44 (0.2) | ||
| Declination | -61 39 08.10 | -61 39 08.01 (0.2) | ||
| 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] | 0.59 (0.2) | 0.77 (0.2) | |
| Distance | [pc] | 1692.33 (670) | 1301.24 (334) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 7.352 (0.5) | 14.182 (0.2) | |
| Proper motion (declination) | [mas/yr] | 3.385 (0.5) | 1.197 (0.3) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.94 (0.02) | |||
| V magnitude | 15.99 (0.03) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.57 (0.05) | 15.57 (0.05) | ||
| H magnitude | 15.12 (0.08) | 15.12 (0.08) | ||
| K magnitude | 15.43 (0.2) | 15.43 (0.2) | ||
| u magnitude | ||||
| g magnitude | 15.83 (0.01) | |||
| r magnitude | 16.12 (0.01) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.05 (0.006) | 16.15 (0.003) | ||
| BP magnitude | 15.89 (0.008) | |||
| RP magnitude | 15.90 (0.006) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.024 | |||
* 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.