value quality siderealorsynodic author ref method 10.4300 2 Synodic Chang 2015ApJS..219...27C Lightcurve 10.4820 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 10.4890 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 10.4910 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve