Ferrante Enriques replied to the topic 'Unguided Dithering' in the forum. 3 years ago

I tried to find a pattern so I integrated but not registered 120x180s frames with 0.3s dithering every frame (see attached image).
The dither pattern is not linear nor related to RA or DEC. Btw the guide is not drifting: the arc is clearly made of point stars, eccentricity is around 0.3. 
Do you experience the same?

 


 

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