All names: GALEX J142806.1-251949, TIC 83759674, 2MASS J14280610-2519481, Gaia DR2 6271733209529807744, EC14252-2506, EC 14252-2506, Gaia DR3 6271733209529807744
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 28 06.16 | 14 28 06.13 (0.06) | ||
| Declination | -25 19 48.93 | -25 19 48.41 (0.05) | ||
| Spectral type | sd | 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] | 0.48 (0.1) | 0.38 (0.07) | |
| Distance | [pc] | 2097.32 (532) | 2632.27 (508) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -7.718 (0.2) | -7.187 (0.07) | |
| Proper motion (declination) | [mas/yr] | 1.585 (0.2) | 1.026 (0.07) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.40 | |||
| V magnitude | 16.61 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.37 (0.1) | 16.37 (0.1) | ||
| H magnitude | 16.06 (0.2) | 16.06 (0.2) | ||
| K magnitude | 15.73 (0.2) | 15.73 (0.2) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.51 (0.002) | 16.50 (0.003) | ||
| BP magnitude | 16.42 (0.007) | |||
| RP magnitude | 16.53 (0.01) | |||
| Pan g magnitude | 16.44 (0.002) | |||
| Pan r magnitude | 16.68 (0.004) | |||
| Pan i magnitude | 16.86 (0.003) | |||
| Pan z magnitude | 16.98 (0.006) | |||
| Pan y magnitude | 17.07 (0.01) | |||
| E(B-V) | 0.057 | |||
* 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.