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Old 15-09-2023, 08:57 PM
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Peter Ward
Galaxy hitchhiking guide

Peter Ward is offline
 
Join Date: Dec 2007
Location: The Shire
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Quote:
Originally Posted by SB View Post
Hi Peter ,
Thanks for your helpful comments which I take onboard. I have attached my SII stack for the Helix, so there does appear to be reasonable amounts of SII. Do you have suggestion as to what colour to assign for this wavelength?

Many thanks

Chris
What's the bandpass of your SII filter? I went 10 hours with a 7nm filter and
only got noise.

The SII data you have captured simply might be leakage from
a broader pass filter.

Last edited by Peter Ward; 16-09-2023 at 09:31 PM.
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