value quality siderealorsynodic author ref method 5.6790 2 Sidereal Durech 2016A&A...587A..48D Model 5.6790 2 Sidereal Hanus LCDB Model 5.6790 2 Sidereal Hanus 2018Icar..299...84H Model 5.6790 2 Sidereal Martikainen 2021A&A...649A..98M Model 5.6791 2 Sidereal Durech 2023A&A...675A..24D Model