All names: TIC 343296348, DENIS J174343.9-742437, WISEA J174343.70-742438.5, WDJ174344.0-742437.53, 2MASS J17434399-7424375, Gaia DR3 5802990619265616640, UCAC4 078-044501, WISE J174343.79-742438.4, Gaia EDR3 5802990619265616640, Gaia DR2 5802990619265616640, WDJ174344.00-742437.53
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 17 43 44.27 (0.02) | 17 43 44.26 | 17 43 44.27 | 17 43 44.00 (0.02) | 17 43 44.26 | ||
| Declination | -74 24 37.77 (0.03) | -74 24 37.76 | -74 24 37.77 | -74 24 37.53 (0.03) | -74 24 37.76 | ||
| Spectral type | DA | DA | |||||
| Effective temperature | [K] | 11482.0 (72) | |||||
| log(g) | [cgs] | 7.96 (0.008) | |||||
| Mass | [M☉] | 0.584 (0.006) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 14.98 (0.04) | 14.94 (0.06) | 14.98 | 14.98 (0.04) | 14.94 (0.06) | |
| Distance | [pc] | 66.76 (0.2) | 66.91 (0.3) | 66.76 | 66.76 (0.2) | 66.91 (0.3) | |
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 66.09619094 (0.02) | 66.02746909 (0.07) | 66.096 (0.02) | 66.02746909 | ||
| Proper motion (declination) | [mas/yr] | -14.55477641 (0.03) | -14.58545817 (0.09) | -14.555 (0.03) | -14.58545817 | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 16.02 (0.04) | ||||||
| V magnitude | 15.84 (0.05) | ||||||
| R magnitude | |||||||
| I magnitude | 15.79 (0.05) | ||||||
| J magnitude | 15.69 (0.07) | ||||||
| H magnitude | 15.76 (0.2) | ||||||
| K magnitude | 15.71 (0.3) | ||||||
| u magnitude | |||||||
| g magnitude | 15.83 (0.05) | ||||||
| r magnitude | 15.96 (0.06) | ||||||
| i magnitude | |||||||
| z magnitude | |||||||
| G magnitude | 15.85 (0.003) | 15.87 | 15.85 | 15.85 (0.003) | 15.87 | ||
| BP magnitude | 15.87 (0.003) | 15.87 | 15.87 | ||||
| RP magnitude | 15.85 (0.003) | 15.87 | 15.87 | ||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.005 | ||||||
* 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.