Comments: Jupiter, with IO transit and shadow. Moon beside Jupiter is Ganymede.

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Observation 1
Feature(s)	Ganymede Io GRS
Filter(s)	N/A
Date	2023-10-06 02:43:00
Julian day	2460223.613194444
System I	96.27341°
System II	94.80972°
System III	124.93984°
Illumination	99.7%
Phase angle	6.0°
Solar longitude	117.4°
Eq. diameter	48.14″
Derotation	1.0 min