value	quality	siderealorsynodic	author	ref	method
2.4700	1	Synodic	Chang	2016ApJS..227...20C	Lightcurve
6.1509	3-	Synodic	Pravec	2010Natur.466.1085P	Lightcurve
6.1509	3-	Synodic	Pravec	2019Icar..333..429P	Lightcurve