value	unc_up	unc_lo	author	ref	method
3.40	nan	nan	Tan	2019MPBu...46...82T	Lightcurve
3.40	nan	nan	Waszczak	2015AJ....150...75W	Lightcurve
3.40	nan	nan	Pal	2020ApJS..247...26P	Lightcurve