value quality siderealorsynodic author ref method 15.0200 1+ Synodic Behrend LCDB Lightcurve 409.8480 2- Synodic Waszczak 2015AJ....150...75W Lightcurve 8.2130 2- Synodic Klinglesmith 2015MPBu...42..158K Lightcurve