value quality siderealorsynodic author ref method 200.6300 2 Sidereal Durech 2020A&A...643A..59D Model 200.6300 2 Sidereal Wang 2021AN....342..914W Model 202.0000 2+ Synodic Warner 2009MPBu...36..176W Lightcurve 40.8000 2 Synodic Warner 2007MPBu...34....8W Lightcurve