All names: ** DEA 30B, ULAS J115948.47+070709.1, WDS J11598+0707B, USNO-B1.0 0971-00251270, LSPM J1159+0707, SDSS J115948.52+070708.8, SDSS J115948.54+070708.4, SDSS J115948.48+070709.0, LP 554-14, NLTT 29211, Gaia DR2 3898427744542897408, SDSS J115948.51+070708.7
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 11 59 48.55 (0.1) | |
| Declination | 07 07 08.38 (0.08) | |
| Spectral type | 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] | 9.34 (0.2) |
| Distance | [pc] | 107.01 (2) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -170.448 (0.3) |
| Proper motion (declination) | [mas/yr] | 105.068 (0.2) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 17.40 | |
| V magnitude | ||
| R magnitude | 17.70 | |
| I magnitude | 17.81 (0.01) | |
| J magnitude | 17.52 (0.01) | |
| H magnitude | 17.58 (0.01) | |
| K magnitude | 17.49 (0.01) | |
| u magnitude | 17.69 (0.01) | |
| g magnitude | 17.55 (0.005) | |
| r magnitude | 17.66 (0.006) | |
| i magnitude | 17.81 (0.007) | |
| z magnitude | 18.01 (0.01) | |
| G magnitude | 17.60 (0.001) | |
| 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.