[AZ-Observing] Re: Flats and Bias

p.s.., I should have added that slewing the telescope greatly reduces 
the integration time over a pixel of any  star in a twilight flat and so 
it seems one could completely eliminate the presence of stars for all 
practical purposes.
Stan

Stan Gorodenski wrote:

>Brian,
>
>Finally, since there is always the danger of still imaging stars during 
>the twilight, what about slow slewing the telescope in random directions 
>as it is integrating? Am I correct that your reference to dithering is 
>probably doing the same thing?
>Stan
>
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