All names: SDSS J082619.50+333042.6, TIC 361950169, SDSS J082619.54+333042.7, SDSS J082619.55+333042.6, WD 0823+336, 2MASS J08261954+3330423, [HHD2009] SDSS J0826+3330, WIRED J082619.55+333042.6, SDSS J082619.54+333042.6, Gaia DR2 903030347297612544, SDSS J082619.55+333042.7, Gaia EDR3 903030347297612544, Gaia DR3 903030347297612544
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 26 19.51 (0.2) | 08 26 19.54 | 08 26 19.52 (0.2) | 08 26 19.55 | 08 26 19.55 (0.2) | 08 26 19.55 | 08 26 19.56 | 08 26 19.55 | |||
| Declination | 33 30 42.52 (0.1) | 33 30 42.70 | 33 30 42.53 (0.2) | 33 30 42.59 | 33 30 42.72 (0.1) | 33 30 42.69 | 33 30 38.52 | 33 30 42.68 | |||
| Spectral type | DA+M | DA+M | DA+M | DA dM | DA+M | ||||||
| Effective temperature | [K] | 8673.0 (249) | 6300.0 (1) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 7.92 (0.5) | 7.43 (0.4) | 10.00 (0.05) | |||||||
| Mass | [M☉] | 0.55 (0.3) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 3.81 (0.2) | 4.24 (0.3) | 3.81 (0.2) | |||||||
| Distance | [pc] | 262.57 (14) | 235.71 (18) | 291.00 (87) | 262.57 (14) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -29.23181359 (0.2) | -29.06391386 (0.5) | -29.232 (0.2) | -29.1 | ||||||
| Proper motion (declination) | [mas/yr] | -12.7494009 (0.2) | -12.66875876 (0.3) | -12.749 (0.2) | -10.8 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.05 (0.1) | ||||||||||
| H magnitude | 15.74 (0.1) | ||||||||||
| K magnitude | 15.19 (0.1) | ||||||||||
| u magnitude | 20.34 (0.04) | 20.28 | 20.34 (0.04) | 20.27 (0.06) | 20.28 | 20.25 (0.06) | |||||
| g magnitude | 19.78 (0.01) | 19.80 | 19.77 (0.01) | 19.80 (0.02) | 19.80 | 19.78 (0.02) | |||||
| r magnitude | 19.42 (0.01) | 19.45 | 19.41 (0.01) | 19.45 (0.02) | 19.45 | 19.44 (0.02) | |||||
| i magnitude | 18.41 (0.01) | 18.42 | 18.38 (0.01) | 18.42 (0.02) | 18.42 | 18.41 (0.02) | |||||
| z magnitude | 17.58 (0.01) | 17.54 | 17.57 (0.01) | 17.54 (0.02) | 17.54 | 17.54 (0.02) | |||||
| G magnitude | 18.89 (0.07) | 18.93 | 18.89 (0.004) | ||||||||
| BP magnitude | 19.73 (0.07) | 19.85 | |||||||||
| RP magnitude | 17.90 (0.02) | 17.92 | |||||||||
| Pan g magnitude | 19.74 (0.01) | ||||||||||
| Pan r magnitude | 19.40 (0.01) | ||||||||||
| Pan i magnitude | 18.43 (0.004) | ||||||||||
| Pan z magnitude | 17.72 (0.007) | ||||||||||
| Pan y magnitude | 17.33 (0.01) | ||||||||||
| E(B-V) | 0.016 | ||||||||||
* 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.