value quality siderealorsynodic author ref method 5.9419 3- Synodic Pravec LCDB Lightcurve 5.9463 3 Synodic Higgins 2007MPBu...34...16H Lightcurve 5.9464 2 Sidereal Hanus 2013A&A...551A..67H Model 5.9490 3- Synodic Stephens 2019MPBu...46..449S Lightcurve 5.9600 3 Synodic Stephens 2021MPBu...48..150S Lightcurve