All names: SDSS J110759.74+204110.6, WIRED J110759.74+204110.6, LAMOST J110759.74+204110.6, Gaia EDR3 3985306927122742912, GALEX J110759.7+204111, TIC 97523007, Gaia DR3 3985306927122742912, 2MASS J11075976+2041105, Gaia DR2 3985306927122742912, SDSS J110759.75+204110.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 07 59.72 (0.1) | 11 07 59.74 | 11 07 59.72 (0.2) | 11 07 59.75 (0.1) | 11 07 59.75 | ||||
| Declination | 20 41 10.60 (0.1) | 20 41 10.62 | 20 41 10.61 (0.1) | 20 41 10.71 (0.1) | 20 41 10.65 | ||||
| Spectral type | DA+M | DA+M | DA+MS | ||||||
| Effective temperature | [K] | 9863.0 (46) | |||||||
| log(g) | [cgs] | 8.22 (0.06) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 3.79 (0.2) | 3.72 (0.2) | 3.79 (0.2) | |||||
| Distance | [pc] | 263.75 (12) | 268.50 (13) | 263.75 (12) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -22.77223781 (0.2) | -22.61147936 (0.3) | -22.772 (0.2) | |||||
| Proper motion (declination) | [mas/yr] | -6.421027786 (0.1) | -6.597855391 (0.2) | -6.421 (0.1) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | WDMS | |||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 16.05 (0.09) | ||||||||
| H magnitude | 15.53 (0.1) | ||||||||
| K magnitude | 15.37 (0.1) | ||||||||
| u magnitude | 18.15 (0.01) | 18.15 (0.01) | 18.15 (0.02) | ||||||
| g magnitude | 17.92 (0.006) | 17.92 (0.006) | 17.94 (0.02) | ||||||
| r magnitude | 18.13 (0.007) | 18.13 (0.007) | 18.13 (0.02) | ||||||
| i magnitude | 17.83 (0.007) | 17.83 (0.007) | 17.83 (0.02) | ||||||
| z magnitude | 17.34 (0.01) | 17.34 (0.01) | 17.34 (0.02) | ||||||
| G magnitude | 17.85 (0.01) | 17.85 | 17.85 (0.003) | ||||||
| BP magnitude | 18.03 (0.01) | 18.01 | |||||||
| RP magnitude | 17.41 (0.01) | 17.44 | |||||||
| Pan g magnitude | 17.96 (0.005) | ||||||||
| Pan r magnitude | 18.14 (0.007) | ||||||||
| Pan i magnitude | 17.85 (0.003) | ||||||||
| Pan z magnitude | 17.45 (0.004) | ||||||||
| Pan y magnitude | 17.20 (0.006) | ||||||||
| E(B-V) | 0.018 | ||||||||
* 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.