value quality siderealorsynodic author ref method 12.9849 2 Synodic Pal 2020ApJS..247...26P Lightcurve 12.9850 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 12.9879 2 Sidereal Durech 2020A&A...643A..59D Model 12.9889 2 Sidereal Durech 2023A&A...675A..24D Model 17.8250 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve