All names: WD 1103+619, SDSS J110659.33+613925.7, WIRED J110659.33+613925.7, FBS B 688, 2MASS J11065933+6139260, Gaia EDR3 862185002154275968, Gaia DR2 862185002154275968, Gaia DR3 862185002154275968, SDSS J110659.35+613924.8, SDSS J110659.34+613925.6, SDSS J110659.34+613925.7, WDJ110659.34+613925.75, FBS 1103+619, TIC 99868496, SDSS J110659.31+613925.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 06 59.36 (0.03) | 11 06 59.34 | 11 06 59.36 (0.04) | 11 06 59.36 | 11 06 59.34 (0.03) | 11 06 59.36 | 11 06 59.32 | 11 06 59.11 | 11 06 59.33 | |||||||
| Declination | 61 39 24.77 (0.03) | 61 39 25.68 | 61 39 24.80 (0.05) | 61 39 24.77 | 61 39 25.75 (0.03) | 61 39 24.80 | 61 39 25.62 | 61 39 22.32 | 61 39 25.71 | |||||||
| Spectral type | DC | DH: | DH: | DC | DC | DH: | DH: | DH: | DC | |||||||
| Effective temperature | [K] | 9879.0 (104) | 10402.0 | 10452.0 | 9750.0 (89) | 10379.0 (145) | 10452.0 (163) | |||||||||
| log(g) | [cgs] | 8.01 (0.01) | 8.24 | 8.18 | 8.01 (0.01) | 8.49 (0.3) | 8.95 (0.3) | |||||||||
| Mass | [M☉] | 0.587 (0.01) | 0.75 | 0.692 | 0.583 (0.01) | |||||||||||
| log(Luminosity) | [L☉] | |||||||||||||||
| Cooling age | [Gyr] | 0.7796 | 0.7267 | |||||||||||||
| log(H/He) | -4.6 | |||||||||||||||
| log(C/He) | ||||||||||||||||
| log(Ca/He) | ||||||||||||||||
| log(Ca/H) | ||||||||||||||||
| Parallax | [mas] | 15.81 (0.05) | 15.82 (0.06) | 15.81 | 15.81 (0.05) | 15.82 (0.06) | ||||||||||
| Distance | [pc] | 63.25 (0.2) | 63.20 (0.2) | 63.25 | 63.25 (0.2) | 63.20 (0.2) | ||||||||||
| Composition | ||||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 7.687143035 (0.04) | 7.640230465 (0.08) | 7.687 (0.04) | 7.640230465 | 9.2 | ||||||||||
| Proper motion (declination) | [mas/yr] | -61.59717573 (0.04) | -61.79911719 (0.1) | -61.597 (0.04) | -61.79911719 | -64.6 | ||||||||||
| Variability | ||||||||||||||||
| Magnetic | yes | |||||||||||||||
| Bd | [MG] | |||||||||||||||
| Infrared excess (disk) | ||||||||||||||||
| Binarity | ||||||||||||||||
| B magnitude | ||||||||||||||||
| V magnitude | 15.90 | |||||||||||||||
| R magnitude | ||||||||||||||||
| I magnitude | ||||||||||||||||
| J magnitude | 16.67 (0.1) | |||||||||||||||
| H magnitude | 16.56 (0.2) | |||||||||||||||
| K magnitude | 16.07 (0.1) | |||||||||||||||
| u magnitude | 16.54 (0.006) | 16.54 (0.006) | 16.54 (0.006) | 16.50 (0.02) | 16.49 | 16.51 (0.02) | ||||||||||
| g magnitude | 16.39 (0.004) | 16.39 (0.004) | 16.39 (0.004) | 16.37 (0.02) | 16.36 | 16.39 (0.02) | ||||||||||
| r magnitude | 16.50 (0.004) | 16.50 (0.004) | 16.50 (0.004) | 16.48 (0.01) | 16.48 | 16.50 (0.01) | ||||||||||
| i magnitude | 16.64 (0.005) | 16.64 (0.005) | 16.64 (0.005) | 16.62 (0.01) | 16.62 | 16.65 (0.01) | ||||||||||
| z magnitude | 16.84 (0.01) | 16.84 (0.01) | 16.84 (0.01) | 16.78 (0.02) | 16.79 | 16.84 (0.02) | ||||||||||
| G magnitude | 16.40 (0.003) | 16.43 | 16.40 | 16.40 (0.003) | 16.43 | |||||||||||
| BP magnitude | 16.43 (0.003) | 16.41 | 16.41 | |||||||||||||
| RP magnitude | 16.32 (0.004) | 16.32 | 16.32 | |||||||||||||
| Pan g magnitude | 16.41 (0.008) | |||||||||||||||
| Pan r magnitude | 16.50 (0.005) | |||||||||||||||
| Pan i magnitude | 16.65 (0.003) | |||||||||||||||
| Pan z magnitude | 16.83 (0.006) | |||||||||||||||
| Pan y magnitude | 16.97 (0.006) | |||||||||||||||
| E(B-V) | 0.003 | |||||||||||||||
* 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.