All names: 2QZ J025700.3-294417, Gaia DR3 5065115134730406656, Gaia DR2 5065115134730406656, GALEX J025700.3-294417
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 02 57 00.36 (0.3) | ||
| Declination | -29 44 17.75 (0.6) | ||
| Spectral type | DA | ||
| 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] | 0.51 (0.8) | |
| Distance | [pc] | 1959.63 (2943) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 9.029 (0.8) | |
| Proper motion (declination) | [mas/yr] | -10.399 (0.9) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 20.40 | ||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | |||
| g magnitude | |||
| r magnitude | |||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 20.58 (0.006) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.011 | ||
* 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.