All names: 2MASS J08295966+2656574, SDSS J082959.68+265657.5, Gaia DR3 703981221836475392, WD 0826+271.1, TIC 3666844, SDSS J082959.67+265657.5, Gaia EDR3 703981221836475392, GALEX J082959.6+265657, LAMOST J082959.68+265657.5, Gaia DR2 703981221836475392
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 29 59.68 (0.09) | 08 29 59.68 | 08 29 59.68 (0.1) | 08 29 59.67 | 08 29 59.68 (0.09) | 08 29 58.92 | |||
| Declination | 26 56 57.46 (0.07) | 26 56 57.49 | 26 56 57.46 (0.09) | 26 56 57.52 | 26 56 57.49 (0.07) | 26 56 55.32 | |||
| Spectral type | WD+M | D+dM2 | WD M | ||||||
| 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] | 3.72 (0.1) | 3.89 (0.2) | 3.72 (0.1) | |||||
| Distance | [pc] | 268.84 (8) | 257.03 (1e+01) | 869.00 (150) | 268.84 (8) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 1.699169649 (0.1) | 2.058815108 (0.2) | 1.699 (0.1) | |||||
| Proper motion (declination) | [mas/yr] | -1.58465324 (0.1) | -1.396596801 (0.2) | -1.585 (0.1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 14.20 (0.002) | ||||||||
| H magnitude | 13.62 (0.03) | ||||||||
| K magnitude | 13.39 (0.03) | ||||||||
| u magnitude | 19.96 (0.04) | 19.95 | 19.96 (0.04) | 19.94 | |||||
| g magnitude | 18.46 (0.007) | 18.45 | 18.46 (0.007) | 18.44 | |||||
| r magnitude | 17.28 (0.005) | 17.23 | 17.27 (0.005) | 17.22 | |||||
| i magnitude | 16.16 (0.005) | 16.14 | 16.16 (0.005) | 16.13 | |||||
| z magnitude | 15.54 (0.005) | 15.52 | 15.54 (0.005) | 15.51 | |||||
| G magnitude | 16.86 (0.01) | 16.86 | 16.86 (0.003) | ||||||
| BP magnitude | 17.97 (0.01) | 17.99 | |||||||
| RP magnitude | 15.70 (0.003) | 15.72 | |||||||
| Pan g magnitude | 18.25 (0.006) | ||||||||
| Pan r magnitude | 17.26 (0.003) | ||||||||
| Pan i magnitude | 16.15 (0.003) | ||||||||
| Pan z magnitude | 15.67 (0.007) | ||||||||
| Pan y magnitude | 15.40 (0.006) | ||||||||
| E(B-V) | 0.013 | ||||||||
* 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.