All names: 2QZ J131647.4+014943, USNO-B1.0 0918-00256727, LSPM J1316+0149, SDSS J131647.71+014940.0, NLTT 33517, SDSS J131647.71+014940.1, Gaia DR2 3688402091422432128, LP 617-26
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 13 16 47.71 (0.2) | |
| Declination | 01 49 40.13 (0.1) | |
| Spectral type | DAO | |
| 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] | 13.08 (0.3) |
| Distance | [pc] | 76.43 (2) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | 136.226 (0.5) |
| Proper motion (declination) | [mas/yr] | -150.904 (0.3) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 19.10 | |
| V magnitude | ||
| R magnitude | 18.40 | |
| I magnitude | ||
| J magnitude | ||
| H magnitude | ||
| K magnitude | ||
| u magnitude | 19.05 (0.02) | |
| g magnitude | 18.42 (0.007) | |
| r magnitude | 18.17 (0.008) | |
| i magnitude | 18.09 (0.009) | |
| z magnitude | 18.07 (0.02) | |
| G magnitude | 18.19 (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.