Comments: Animation confirms the visible feature on the north polar collar

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Observation 1
Feature(s)	N/A
Filter(s)	l
Date	2020-06-18 06:34:52
Julian day	2459018.773611111
System I	213.8179°
System II	N/A
System III	173.2302°
Illumination	99.9%
Phase angle	3.200000047683716°
Solar longitude	3.7°
Eq. diameter	18.08″
Derotation	9.0 min