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Observation 1
Feature(s)	GRS Ganymede Io
Filter(s)	rgb
Date	2019-06-01 12:58:24
Julian day	2458636.0402777777
System I	68.25378°
System II	300.02933°
System III	267.87308°
Illumination	100.0%
Phase angle	2.0°
Solar longitude	338.2°
Eq. diameter	45.76″
Derotation	14.0 min