After Ganymede and Io, this is my third map of the Galilean moons. 
It is based on the evaluation of numerous photos taken in the period 2023-2024.
An 18" UC Obsession Telescope, ZWO ASI462mc, 3xBarlow, ADC, Paracorr, AS3,
RX6 and Gimp were used. Location: Knittelfeld, Austria. Mike Wolle 

[Mike Wolle : Austria ]