All names: SDSS J143358.19+190737.3, LSPM J1433+1907, WD 1431+193, PM J14339+1907, 2MASS J14335820+1907382, SDSS J143358.20+190737.4, NLTT 37753, LP 440-41, USNO-B1.0 1091-00226688
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 14 33 58.25 (0.2) | |
| Declination | 19 07 38.16 (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] | 20.24 (0.2) |
| Distance | [pc] | 49.42 (0.5) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -139.963 (0.3) |
| Proper motion (declination) | [mas/yr] | -162.422 (0.4) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 19.10 | |
| V magnitude | ||
| R magnitude | 18.10 | |
| I magnitude | ||
| J magnitude | 16.88 (0.2) | |
| H magnitude | ||
| K magnitude | ||
| u magnitude | 20.42 (0.05) | |
| g magnitude | 18.76 (0.008) | |
| r magnitude | 18.10 (0.007) | |
| i magnitude | 17.82 (0.007) | |
| z magnitude | 17.75 (0.02) | |
| G magnitude | 18.15 (0.003) | |
| 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.