All names: 2RE J064856-252357, GSC 06525-01383, 1SWASP J064856.08-252347.0, EUVE J0649-25.3, EQ J0648-253, WD 0646-253, 2RE J0648-252, Gaia DR2 2921786919133198848, RE J064855-252357, 2EUVE J0649-25.3, USNO-B1.0 0646-00096538, 2MASS J06485609-2523470, EUVE J0648-25.3, RE J0648-252, RX J0648.9-2523, 1RXS J064855.3-252350
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 06 48 56.09 (0.02) | |
| Declination | -25 23 46.96 (0.03) | |
| Spectral type | DA1.8 | |
| 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] | 18.79 (0.04) |
| Distance | [pc] | 53.22 (0.1) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -25.394 (0.05) |
| Proper motion (declination) | [mas/yr] | 34.291 (0.07) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 13.90 | |
| V magnitude | 13.74 | |
| R magnitude | 14.40 | |
| I magnitude | ||
| J magnitude | 14.25 (0.03) | |
| H magnitude | 14.37 (0.06) | |
| K magnitude | 14.53 (0.1) | |
| u magnitude | ||
| g magnitude | ||
| r magnitude | ||
| i magnitude | ||
| z magnitude | ||
| G magnitude | 13.65 (0.0004) | |
| BP magnitude | ||
| RP magnitude | ||
| Pan g magnitude | ||
| Pan r magnitude | ||
| Pan i magnitude | ||
| Pan z magnitude | ||
| Pan y magnitude |
* 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 (LANL). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.