Comments: GRS and wake. Io near following limb has been erased.

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Observation 1
Feature(s)	GRS and wake.
Filter(s)	rgb
Date	2017-04-10 05:16:00
Julian day	2457853.7194444444
System I	210.55°
System II	291.38°
System III	51.13°
Illumination	100.0%
Phase angle	0.5°
Solar longitude	277.9°
Eq. diameter	44.19″
Derotation	10.4 min