Comments: Note all Ch4 data from this session resolves the large bright long lived EZ feature.

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Observation 1
Feature(s)	N/A
Filter(s)	Ch4
Date	2018-05-18 15:13:00
Julian day	2458257.1340277777
System I	144.11°
System II	N/A
System III	62.97°
Illumination	100.0%
Phase angle	3.799999952316284°
Solar longitude	340.7°
Eq. diameter	17.82″
Derotation	0.0 min