value quality siderealorsynodic author ref method 9.9225 2 Synodic Behrend LCDB Lightcurve 9.9269 2 Sidereal Hanus 2016A&A...586A.108H Model 9.9280 3 Synodic Warner 2007MPBu...34...72W Lightcurve 9.9300 3 Synodic Brinsfield 2007MPBu...34...58B Lightcurve 9.9300 3 Synodic Harris 1980Icar...43...20H Lightcurve 9.9300 3 Synodic Schober 1982A&A...107..402S Lightcurve 9.9301 2 Sidereal Warner LCDB Model 9.9340 2+ Synodic Behrend LCDB Lightcurve 9.9390 3 Synodic Behrend LCDB Lightcurve 9.9800 2 Synodic Di Martino 1987Icar...69..338D Lightcurve