All names: GALEX J142553.1-224516, Gaia DR2 6273406498723960192, TIC 203353190, EC14230-2231, EC 14230-2231, Gaia DR3 6273406498723960192, 2MASS J14255331-2245137
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 25 53.39 | 14 25 53.33 (0.04) | ||
| Declination | -22 45 13.61 | -22 45 13.90 (0.04) | ||
| 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] | 0.75 (0.08) | 0.94 (0.05) | |
| Distance | [pc] | 1325.73 (147) | 1058.43 (56) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -7.445 (0.1) | -6.925 (0.05) | |
| Proper motion (declination) | [mas/yr] | -14.384 (0.2) | -15.08 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.72 | |||
| V magnitude | 13.96 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.49 (0.03) | 14.49 (0.03) | ||
| H magnitude | 14.53 (0.05) | 14.53 (0.05) | ||
| K magnitude | 14.57 (0.08) | 14.57 (0.08) | ||
| u magnitude | 13.69 (0.003) | |||
| g magnitude | 13.82 (0.002) | |||
| r magnitude | 14.16 (0.003) | |||
| i magnitude | 14.51 (0.002) | |||
| z magnitude | 14.77 (0.004) | |||
| G magnitude | 13.90 (0.0008) | 13.88 (0.003) | ||
| BP magnitude | 13.70 (0.009) | |||
| RP magnitude | 14.13 (0.002) | |||
| Pan g magnitude | 13.75 (0.004) | |||
| Pan r magnitude | 14.13 (0.002) | |||
| Pan i magnitude | 14.47 (0.002) | |||
| Pan z magnitude | 14.72 (0.004) | |||
| Pan y magnitude | 14.89 (0.006) | |||
| E(B-V) | 0.055 | |||
* 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.