Hi Guys
Nebula NGC6188 in Ha narrowband.. (click for big)
Taken on an RCOS 10" RC Scope at f9, SBIG STXL6303E Camera and PME mount at itelescopes Siding Spring Observatory.
22hrs of 3nm Ha, 33 of 40 min subs bin1, .
Processed with CCDstack and Star Tools.
A 1st for me, no PS tweaking at all. Straight out of Star Tools
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SII and OIII collected, to come soon
.