All names: 2QZ J015648.7-303717, Gaia EDR3 5020485266268353024, GALEX J015648.7-303716, Gaia DR2 5020485266268353024, Gaia DR3 5020485266268353024
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 56 48.72 (0.4) | 01 56 48.73 (0.4) | ||
| Declination | -30 37 16.64 (0.4) | -30 37 16.49 (0.4) | ||
| 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] | 1.13 (0.6) | 1.13 (0.6) | |
| Distance | [pc] | 887.86 (461) | 887.86 (461) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -9.634 (0.7) | -9.634 (0.7) | |
| Proper motion (declination) | [mas/yr] | -9.82 (0.6) | -9.82 (0.6) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 20.29 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 20.24 (0.006) | 20.24 (0.006) | ||
| BP magnitude | 20.20 (0.05) | |||
| RP magnitude | 20.25 (0.1) | |||
| 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.