All names: SDSS J211132.76+011522.2, WD 2109+010, Gaia EDR3 2690573058465313280, Gaia DR2 2690573058465313280, WISEA J211132.73+011522.3, TIC 376269488, SDSS J211132.77+011522.2, WISE J211132.72+011522.2, 2MASS J21113271+0115225
| 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 | 21 11 32.78 (1) | 21 11 32.76 | 21 11 32.78 (3) | 21 11 32.76 | 21 11 32.76 | 21 11 32.77 | 21 11 32.88 | 21 11 32.77 | |||
| Declination | 01 15 22.00 (2) | 01 15 22.25 | 01 15 22.00 (5) | 01 15 22.21 | 01 15 22.25 | 01 15 22.24 | 01 15 19.80 | 01 15 22.23 | |||
| Spectral type | DA+M | DA+M | DA+M | DA | DA+M | ||||||
| Effective temperature | [K] | 11972.0 (787) | 6315.0 (21) | 6304.0 (9) | |||||||
| log(g) | [cgs] | 8.57 (0.2) | 5.04 (0.05) | 5.09 (0.1) | |||||||
| Mass | [M☉] | 0.96 (0.1) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | ||||||||||
| Distance | [pc] | 542.00 (165) | |||||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -3.0 (3) | 0.1 | ||||||||
| Proper motion (declination) | [mas/yr] | -4.0 (3) | -1.0 | ||||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | WDMS | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.70 (0.2) | ||||||||||
| H magnitude | 16.45 (0.2) | ||||||||||
| K magnitude | |||||||||||
| u magnitude | 20.29 (0.06) | 20.37 | 20.30 (0.06) | 20.37 (0.05) | 20.36 | 20.34 (0.05) | |||||
| g magnitude | 19.67 (0.01) | 19.85 | 19.67 (0.01) | 19.85 (0.02) | 19.84 | 19.85 (0.02) | |||||
| r magnitude | 19.27 (0.01) | 19.49 | 19.27 (0.01) | 19.49 (0.02) | 19.48 | 19.48 (0.02) | |||||
| i magnitude | 18.47 (0.01) | 18.67 | 18.47 (0.01) | 18.67 (0.01) | 18.66 | 18.67 (0.01) | |||||
| z magnitude | 17.90 (0.02) | 18.08 | 17.90 (0.02) | 18.08 (0.03) | 18.07 | 18.05 (0.03) | |||||
| G magnitude | 19.89 | 19.92 | |||||||||
| BP magnitude | |||||||||||
| RP magnitude | |||||||||||
| Pan g magnitude | 19.79 (0.009) | ||||||||||
| Pan r magnitude | 19.54 (0.03) | ||||||||||
| Pan i magnitude | 18.67 (0.01) | ||||||||||
| Pan z magnitude | 18.20 (0.01) | ||||||||||
| Pan y magnitude | 17.90 (0.02) | ||||||||||
| E(B-V) | 0.046 | ||||||||||
* 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.