All names: USNO-B1.0 1492-00195084, SDSS J104735.01+591248.9, Gaia DR2 855387061061127168, WD 1044+594, SDSS J104735.00+591248.8, NLTT 25339, SDSS J104735.01+591249.0, PSO J161.8956+59.2131, LSPM J1047+5912, LP 93-38
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 10 47 35.02 (0.08) | |
| Declination | 59 12 49.16 (0.09) | |
| Spectral type | DQ | |
| 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] | 9.87 (0.1) |
| Distance | [pc] | 101.32 (1) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -52.128 (0.1) |
| Proper motion (declination) | [mas/yr] | -183.188 (0.2) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 17.60 | |
| V magnitude | ||
| R magnitude | 17.80 | |
| I magnitude | ||
| J magnitude | ||
| H magnitude | ||
| K magnitude | ||
| u magnitude | 18.05 (0.01) | |
| g magnitude | 17.81 (0.005) | |
| r magnitude | 17.83 (0.006) | |
| i magnitude | 17.93 (0.007) | |
| z magnitude | 18.05 (0.02) | |
| G magnitude | 17.79 (0.001) | |
| 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.