value quality siderealorsynodic author ref method 15.8340 2+ Synodic Dose 2022MPBu...49..141D Lightcurve 15.8412 2 Sidereal Durech 2023A&A...675A..24D Model 15.8440 3 Synodic Pilcher 2021MPBu...48..132P Lightcurve 15.8500 2 Synodic Menke 2005MPBu...32...85M Lightcurve 15.8510 3 Synodic Dose 2021MPBu...48...69D Lightcurve 15.8550 2 Synodic Warner 2000MPBu...27....4W Lightcurve 15.9300 2 Synodic Warner 2011MPBu...38...52W Lightcurve 31.6616 2 Sidereal Durech 2019A&A...631A...2D Model