lhoujin,
ok the skyview could be useful for planning a session. But one important part of the puzzle is missing - or not?
On the skyview I can show the Celestial equator and the Celestial meridian. I can find a target and the bulls eye marks the target. I can show the artifical horizon. But, the missing part is the path of my target on the sphere. This would be really useful information (together with time and altitude for any given point on the path)!

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