Comments: Io in transit partially occulting its shadow, approximately 20hrs prior to opposition.

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Observation 1
Feature(s)	Tr Io and Sh.
Filter(s)	rgb
Date	2018-05-08 04:41:00
Julian day	2458246.695138889
System I	293.61°
System II	256.12°
System III	120.38°
Illumination	100.0%
Phase angle	0.30000001192092896°
Solar longitude	307.8°
Eq. diameter	44.74″
Derotation	0.0 min