Thread: M20 Ha
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Old 15-07-2014, 07:10 PM
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RickS (Rick)
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Quote:
Originally Posted by cometcatcher View Post
Yeah Hb is up around 486.1nm. I'd like to see more NB imaging with it. Must not be popular for some reason.
Hb emission is about a third the intensity of Ha. It requires more energy to kick the electrons up another shell. You can simulate the Ha+Hb by adding red and blue in appropriate proportions... to give the magenta that we all know and love

Sorry for converting your deep sky image thread to a physics discussion, Paul

Cheers,
Rick.
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