All names: Gaia DR3 1033476235018600320, LAMOST J081339.72+562709.0, WD 0809+566, Gaia EDR3 1033476235018600320, Gaia DR2 1033476235018600320, SDSS J081339.75+562709.8, GALEX J081339.7+562709, SBSS 0809+566, UCAC4 733-049943
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 08 13 39.75 (0.02) | 08 13 39.75 (0.04) | 08 13 39.76 (0.02) | 08 13 39.55 | ||
| Declination | 56 27 09.67 (0.02) | 56 27 09.67 (0.04) | 56 27 09.73 (0.02) | 56 27 07.56 | ||
| Spectral type | DA | 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] | 1.26 (0.03) | 1.25 (0.06) | 1.26 (0.03) | ||
| Distance | [pc] | 795.73 (21) | 797.84 (36) | 795.73 (21) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -5.891590091 (0.03) | -5.976773324 (0.07) | -5.892 (0.03) | ||
| Proper motion (declination) | [mas/yr] | -3.745091203 (0.03) | -3.762229048 (0.06) | -3.745 (0.03) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 13.86 (0.07) | |||||
| V magnitude | 14.03 (0.07) | |||||
| R magnitude | 14.32 (0.08) | |||||
| I magnitude | ||||||
| J magnitude | ||||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | 13.62 (0.003) | |||||
| g magnitude | 13.78 (0.003) | |||||
| r magnitude | 14.19 (0.004) | |||||
| i magnitude | 14.52 (0.003) | |||||
| z magnitude | 14.83 (0.005) | |||||
| G magnitude | 13.99 (0.001) | 14.01 | 13.99 (0.003) | |||
| BP magnitude | 13.88 (0.001) | 13.82 | ||||
| RP magnitude | 14.22 (0.001) | 14.22 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.041 | |||||
* 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.