value quality siderealorsynodic author ref method 111.7600 2 Sidereal Durech 2023A&A...675A..24D Model 111.7697 2 Sidereal Martikainen 2021A&A...649A..98M Model 111.7710 2 Sidereal Durech 2020A&A...643A..59D Model 111.8450 2 Synodic Waszczak 2015AJ....150...75W Lightcurve