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Observation 1
Feature(s)	GRS Callisto
Filter(s)	ir
Date	2021-04-03 19:43:30
Julian day	2459308.3215277777
System I	154.32414°
System II	296.6532°
System III	83.271805°
Illumination	99.4%
Phase angle	8.699999809265137°
Solar longitude	34.4°
Eq. diameter	34.83″
Derotation	3.0 min