value quality siderealorsynodic author ref method 5.7980 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 5.7991 2 Sidereal Durech 2023A&A...675A..24D Model 5.7992 2 Sidereal Durech 2018A&A...617A..57D Model 5.7992 2 Sidereal Durech 2020A&A...643A..59D Model