value quality siderealorsynodic author ref method 13.5340 2 Synodic McNeill 2019ApJS..245...29M Lightcurve 13.5770 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve 13.5793 2 Sidereal Durech 2016A&A...587A..48D Model 13.5794 2 Sidereal Durech 2023A&A...675A..24D Model 13.5803 2 Synodic Pal 2020ApJS..247...26P Lightcurve 13.5840 3 Synodic Pray 2006MPBu...33...92P Lightcurve