value quality siderealorsynodic author ref method 6.0000 3 Synodic Weidenschilling 1990Icar...86..402W Lightcurve 6.0493 3 Synodic Fornas LCDB Lightcurve 6.0499 3 Synodic Behrend LCDB Lightcurve 6.0500 3 Synodic Aznar LCDB Lightcurve 6.0502 2 Sidereal Durech LCDB Model 6.0502 2 Sidereal Hanus 2018Icar..309..297H Model 6.0502 2 Sidereal Durech 2018A&A...617A..57D Model 6.0502 2 Sidereal Durech 2023A&A...675A..24D Model 6.0508 3 Synodic Behrend LCDB Lightcurve 6.0530 3 Synodic Fauerbach 2008MPBu...35...44F Lightcurve