All names: LSPM J1637+1110W, TIC 276685874, 2MASS J16371991+1110167, WISE J163719.95+111015.1, Gaia EDR3 4447152835006239104, USNO-B1.0 1011-00262666, Gaia DR3 4447152835006239104, WISEA J163719.95+111015.0, LP 505-43, WD 1635+112, Gaia DR2 4447152835006239104, UCAC4 506-062055
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 16 37 19.97 (0.01) | 16 37 19.97 (0.02) | 16 37 19.92 (0.01) | 16 37 21.41 | |||
| Declination | 11 10 14.13 (0.008) | 11 10 14.21 (0.01) | 11 10 16.69 (0.007) | 11 10 01.56 | |||
| Spectral type | DC | DC: | |||||
| 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] | 15.13 (0.01) | 15.13 (0.03) | 15.13 (0.01) | |||
| Distance | [pc] | 66.09 (0.06) | 66.11 (0.1) | 66.09 (0.06) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 46.95275458 (0.01) | 47.0261354 (0.04) | 46.953 (0.01) | |||
| Proper motion (declination) | [mas/yr] | -159.9647811 (0.008) | -159.9134335 (0.03) | -159.965 (0.008) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | yes | ||||||
| B magnitude | 16.32 (0.04) | ||||||
| V magnitude | |||||||
| R magnitude | 14.28 (0.1) | ||||||
| I magnitude | |||||||
| J magnitude | 11.29 (0.02) | ||||||
| H magnitude | 10.68 (0.03) | ||||||
| K magnitude | 10.44 (0.02) | ||||||
| u magnitude | |||||||
| g magnitude | 15.54 (0.01) | ||||||
| r magnitude | 14.07 (0.01) | ||||||
| i magnitude | 13.05 (0.01) | ||||||
| z magnitude | |||||||
| G magnitude | 13.76 (0.0008) | 13.78 | 13.76 (0.003) | ||||
| BP magnitude | 14.94 (0.0008) | 14.97 | |||||
| RP magnitude | 12.68 (0.0004) | 12.70 | |||||
| Pan g magnitude | 15.35 (9e-05) | ||||||
| Pan r magnitude | 14.11 (0.002) | ||||||
| Pan i magnitude | 13.09 (0.001) | ||||||
| Pan z magnitude | 12.68 (0.001) | ||||||
| Pan y magnitude | 12.46 (0.001) | ||||||
| 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.