The animation you see here consists of 42 frames, each stacks of 1500 frames in Infrared light.
Io is hiding behind Jupiter, Ganymede is the one on the left, and Europa the one on the right. The black dot is the shadow of Europa.

Altitude between 18-23 degrees.

22:15 UTC to 00:48 UTC

equipment used
DMK21AU04.AS
Meade Starfinder 10