All names: WDS J04021-3429D, LP 944-99, USNO-B1.0 0555-00036511, WD 0400-346, DENIS J040159.5-342811, ** LDS 3551D, NLTT 12412, 2MASS J04015966-3428119, Gaia DR2 4858250332725925760
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 04 01 59.69 (0.07) | |
| Declination | -34 28 11.78 (0.08) | |
| Spectral type | DA9.9 | |
| 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] | 21.61 (0.09) |
| Distance | [pc] | 46.28 (0.2) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | 374.239 (0.1) |
| Proper motion (declination) | [mas/yr] | -9.603 (0.2) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 17.60 | |
| V magnitude | 17.82 | |
| R magnitude | 17.80 | |
| I magnitude | 16.58 (0.1) | |
| J magnitude | 16.83 (0.1) | |
| H magnitude | ||
| K magnitude | ||
| u magnitude | ||
| g magnitude | ||
| r magnitude | ||
| i magnitude | ||
| z magnitude | ||
| G magnitude | 17.54 (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.