value quality siderealorsynodic author ref method 2.8069 3 Synodic Pravec LCDB Lightcurve 2.8070 3- Synodic Salvaggio 2019MPBu...46..340S Lightcurve 2.8076 3 Synodic Pravec LCDB Lightcurve 2.8078 2 Sidereal Durech 2020A&A...643A..59D Model 2.8080 3 Synodic Pravec LCDB Lightcurve