All names: SDSS J211858.65+112017.7, SDSS J211858.64+112017.6, LP 517-28, Gaia DR2 1746315255670491904, NLTT 51001, SDSS J211858.85+112017.5, USNO-B1.0 1013-00610862, WD 2116+111, SDSS J211858.84+112017.4, LSPM J2118+1120
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 21 18 58.63 (0.1) | |
| Declination | 11 20 17.69 (0.2) | |
| 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] | 17.94 (0.2) |
| Distance | [pc] | 55.75 (0.5) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | 370.446 (0.3) |
| Proper motion (declination) | [mas/yr] | -25.559 (0.3) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 17.40 | |
| V magnitude | ||
| R magnitude | 17.30 | |
| I magnitude | ||
| J magnitude | ||
| H magnitude | ||
| K magnitude | ||
| u magnitude | 19.39 (0.03) | |
| g magnitude | 18.47 (0.007) | |
| r magnitude | 18.09 (0.007) | |
| i magnitude | 17.95 (0.008) | |
| z magnitude | 17.86 (0.02) | |
| G magnitude | 18.11 (0.002) | |
| BP magnitude | ||
| RP magnitude | ||
| Pan g magnitude | ||
| Pan r magnitude | ||
| Pan i magnitude | ||
| Pan z magnitude | ||
| Pan y magnitude |
* 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 (LANL). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.