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Observation 1
Feature(s)	GRS IO Europa Ganymede Callisto
Filter(s)	N/A
Date	2023-09-18 16:20:00
Julian day	2460206.1805555555
System I	269.95978°
System II	41.467117°
System III	67.04814°
Illumination	99.4%
Phase angle	9.0°
Solar longitude	115.8°
Eq. diameter	46.14″
Derotation	0.0 min