All names: 2MASS J20341176+4110199, Gaia EDR3 2067860658048765696, Gaia DR3 2067860658048765696, UVEX J203411.72+411020.3, Gaia DR2 2067860658048765696, TIC 63459515, UGPS J203411.76+411019.9
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 20 34 11.69 (0.5) | 20 34 11.71 (0.5) | ||
| Declination | 41 10 20.31 (0.5) | 41 10 20.30 (0.5) | ||
| Spectral type | DA | |||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 2.35 (0.6) | 2.35 (0.6) | |
| Distance | [pc] | 425.88 (113) | 425.88 (113) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -13.483 (0.6) | -13.483 (0.6) | |
| Proper motion (declination) | [mas/yr] | 0.661 (0.7) | 0.661 (0.7) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.41 (0.002) | |||
| H magnitude | 12.02 (0.001) | |||
| K magnitude | 10.83 (0.001) | |||
| u magnitude | ||||
| g magnitude | 20.43 | |||
| r magnitude | 20.44 | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 20.50 (0.007) | 20.50 (0.007) | ||
| BP magnitude | 20.48 (0.07) | |||
| RP magnitude | 19.79 (0.09) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.036 | |||
* 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.