value quality siderealorsynodic author ref method 4.9067 2 Synodic Pravec LCDB Lightcurve 4.9067 3- Synodic Pravec LCDB Lightcurve 4.9070 2 Synodic Waszczak 2015AJ....150...75W Lightcurve 4.9070 3 Synodic Pravec 2010Natur.466.1085P Lightcurve 4.9071 2 Synodic Pravec 2019Icar..333..429P Lightcurve 4.9071 2 Sidereal Polishook 2014Icar..241...79P Model