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Old 07-09-2014, 02:10 PM
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peter_4059 (Peter)
Big Scopes are Cool

peter_4059 is offline
 
Join Date: Jun 2007
Location: SE Tasmania
Posts: 4,532
Quote:
Originally Posted by Amaranthus View Post
Don't worry about exposure time re: chasing the seeing, if you are stacking frames. It will use this info to better estimate the centroid. This does matter however for the guide pulse frequency - for that I use anywhere from 1-8 sec (typically 3-5) with individual exposures of 100-500 ms. Oh, and definitely try out PHD2 (or Metaguide).
Barry - how do you set the guide pulse frequency in PHD? I believe PHD will only stack frames if the actual camera exposure is less than the exposure selected on the main PHD screen. Bo has 0.5 sec selected on the main PHD screen so I believe he is making a guide adjustment every half second.
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