value quality siderealorsynodic author ref method 8.7500 3 Synodic Harris 1989Icar...81..365H Lightcurve 8.7500 3 Synodic Harris 1989Icar...81..365H Lightcurve 8.7500 3 Synodic Warner 2014MPBu...41..102W Lightcurve 8.7503 2 Sidereal Durech 2011Icar..214..652D Model 8.7507 3 Synodic Behrend LCDB Lightcurve 8.7516 2 Sidereal Durech LCDB Model 8.7517 2 Sidereal Podlewska 2020A&A...638A..11P Model 8.7517 2 Sidereal Hanus 2016A&A...586A.108H Model 8.7520 3 Synodic Poutanen 1983acm..proc...45P Lightcurve 8.7520 3 Synodic Rosenbush 2005Icar..178..222R Lightcurve 8.7547 2 Sidereal Michalowski 1993Icar..106..563M Model 8.7620 3- Synodic Behrend LCDB Lightcurve