All names: SDSS J171102.45+415758.0, Gaia DR2 1354134125355065728, GALEX J171102.4+415757, SDSS J171102.45+415758.1, Gaia DR3 1354134129652232576, Gaia EDR3 1354134129652232576, SDSS J171102.46+415758.1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 17 11 02.46 (0.3) | 17 11 02.45 | 17 11 02.46 (0.5) | 17 11 02.45 (0.3) | 17 11 02.46 | ||||
| Declination | 41 57 58.09 (0.4) | 41 57 58.11 | 41 57 58.09 (0.5) | 41 57 58.04 (0.4) | 41 57 58.10 | ||||
| Spectral type | DA | DA | DA | ||||||
| Effective temperature | [K] | 17213.0 (688) | |||||||
| log(g) | [cgs] | 8.08 (0.2) | |||||||
| Mass | [M☉] | 0.659 (0.09) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 1.63 (0.4) | 2.07 (0.5) | 1.63 (0.4) | |||||
| Distance | [pc] | 613.80 (142) | 482.30 (125) | 613.80 (142) | |||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 5.050176965 (0.4) | 5.674898187 (0.9) | 5.05 (0.4) | |||||
| Proper motion (declination) | [mas/yr] | 3.244523659 (0.5) | 3.170188845 (1) | 3.245 (0.5) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 20.28 (0.05) | 20.28 (0.05) | 20.27 (0.06) | ||||||
| g magnitude | 20.02 (0.02) | 20.02 (0.02) | 19.97 (0.03) | ||||||
| r magnitude | 20.31 (0.03) | 20.31 (0.03) | 20.34 (0.03) | ||||||
| i magnitude | 20.56 (0.05) | 20.56 (0.05) | 20.61 (0.04) | ||||||
| z magnitude | 21.13 (0.3) | 21.13 (0.3) | 20.69 (0.1) | ||||||
| G magnitude | 20.15 (0.04) | 20.20 | 20.15 (0.005) | ||||||
| BP magnitude | 20.09 (0.04) | 19.93 | |||||||
| RP magnitude | 20.33 (0.09) | 20.10 | |||||||
| Pan g magnitude | 20.02 (0.02) | ||||||||
| Pan r magnitude | 20.30 (0.02) | ||||||||
| Pan i magnitude | 20.54 (0.01) | ||||||||
| Pan z magnitude | 20.69 (0.1) | ||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.027 | ||||||||
* 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.