[Add observation]

Observation 1
Feature(s)	North polar storms
Filter(s)	color
Date	2018-10-16 23:45:42
Julian day	2458408.4895833335
System I	133.91531°
System II	N/A
System III	21.742268°
Illumination	99.8%
Phase angle	5.400000095367432°
Solar longitude	345.3°
Eq. diameter	16.0″
Derotation	32.0 min