value quality siderealorsynodic author ref method 7.5100 2+ Synodic Polishook 2012MNRAS.421.2094P Lightcurve 7.5330 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 7.5333 2 Sidereal Durech 2023A&A...675A..24D Model 7.5340 2 Synodic Waszczak 2015AJ....150...75W Lightcurve