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: Sony a9 (unmodified) with Sony 200-600mm G
Tracker: iOptron Skyguider Pro with William Optics high latitude base Settings:
-83 light frames at f/6.3, iso 5000, 45”
-25 dark frames at same settings
-30 bias frames at f/6.3, iso 5000, 1/8000”
-Astronomik CLS filter
-Unguided