another, easier and more elegant solution than an extra controller and remote would be to use VirualHERE. run the server on your INDI pc/rpi and share the mount to a windows computer. on that windows computer you can run the VirtualHERE client and the avalon polar alignment software. once you done, stop the VirtualHERE client and server and resume normal INDI operations.

PM me for more details if you need any.

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