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Old 01-07-2011, 12:30 PM
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pgc hunter
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Join Date: Feb 2009
Location: Renmark, SA
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Nice obs Michael.The nebulosity in the Zeta Scorpi/NGC 6231 region actually responds well to a H-beta filter as I've found out the other night observing it with 120ST refractor. I've tried UHC , OIII and H-beta and the H-beta is the best of the bunch. UHC works well aswell but OIII ruins it.
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