value quality siderealorsynodic author ref method 12.2800 3- Synodic Polakis 2021MPBu...48..239P Lightcurve 12.2950 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 12.3033 2 Sidereal Durech 2019A&A...631A...2D Model 12.3034 2 Sidereal Durech 2023A&A...675A..24D Model