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Observation 1
Feature(s)	GRS Io Europa
Filter(s)	ch4
Date	2018-08-13 10:20:30
Julian day	2458343.9305555555
System I	335.4896°
System II	276.10178°
System III	166.2164°
Illumination	99.1%
Phase angle	10.800000190734863°
Solar longitude	315.2°
Eq. diameter	36.56″
Derotation	8.0 min