value	unc_up	unc_lo	author	ref	method
12.39	nan	nan	Waszczak	2015AJ....150...75W	Lightcurve
12.39	nan	nan	Athanasopoulos	2022A&A...666A.116A	Model
12.39	nan	nan	Durech	2018A&A...617A..57D	Model
12.40	nan	nan	Binzel	1992Icar...99..225B	Lightcurve