value quality siderealorsynodic author ref method 4.4682 1+ Synodic Galad 2010A&A...514A..55G Lightcurve 8.0000 1 Synodic Romanishin 1997AJ....113.1893R Lightcurve 8.8700 2 Synodic Brown 1997Icar..126..218B Lightcurve 8.9320 3 Synodic Brucker 2008DPS....40.4709B Lightcurve 8.9351 3 Synodic Davies 1998Icar..134..213D Lightcurve