All names: WISE J183634.26+531657.1, 2MASS J18363427+5316574, WISEA J183634.26+531657.3, GALEX J183634.3+531657, Gaia DR3 2145674126739628160, Gaia DR2 2145674126739628160, TIC 47670365, UCAC4 717-059440, O11J183634+531657
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 18 36 34.00 | 18 36 34.27 (0.02) | ||
| Declination | 53 16 57.00 | 53 16 57.33 (0.02) | ||
| Spectral type | sd | |||
| 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] | 0.31 (0.04) | 0.24 (0.03) | |
| Distance | [pc] | 3255.21 (457) | 4089.98 (423) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -6.698 (0.09) | -6.573 (0.03) | |
| Proper motion (declination) | [mas/yr] | -9.244 (0.08) | -9.255 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.27 (0.1) | |||
| V magnitude | 12.45 (0.08) | |||
| R magnitude | 12.68 (0.09) | |||
| I magnitude | ||||
| J magnitude | 12.74 (0.02) | 12.74 (0.02) | ||
| H magnitude | 12.79 (0.02) | 12.79 (0.02) | ||
| K magnitude | 12.84 (0.03) | 12.84 (0.03) | ||
| u magnitude | ||||
| g magnitude | 12.13 (0.08) | |||
| r magnitude | 12.63 (0.06) | |||
| i magnitude | 12.92 (0.08) | |||
| z magnitude | ||||
| G magnitude | 12.48 (0.0004) | 12.46 (0.003) | ||
| BP magnitude | 12.38 (0.004) | |||
| RP magnitude | 12.58 (0.002) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | 14.04 (0.1) | |||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.033 | |||
* 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.