value quality siderealorsynodic author ref method 5.4000 1 Synodic Angeli 2001AJ....121.2245A Lightcurve 5.6472 3 Synodic Benishek 2020MPBu...47...75B Lightcurve 5.6480 2 Synodic Behrend LCDB Lightcurve 5.6484 2 Sidereal Durech 2023A&A...675A..24D Model 5.6489 2+ Synodic Alvarez 2010MPBu...37..142A Lightcurve 5.6490 2 Synodic Waszczak 2015AJ....150...75W Lightcurve