Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  HD200775  ·  Iris Nebula  ·  LBN 487  ·  LDN 1170  ·  LDN 1172  ·  LDN 1174  ·  NGC 7023
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Iris Nebula 8.5 hrs (5 hrs UV/IR block and 3.5 hrs L-Pro filter), Rick Evans
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Iris Nebula 8.5 hrs (5 hrs UV/IR block and 3.5 hrs L-Pro filter)

Getting plate-solving status, please wait...
Iris Nebula 8.5 hrs (5 hrs UV/IR block and 3.5 hrs L-Pro filter), Rick Evans
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Iris Nebula 8.5 hrs (5 hrs UV/IR block and 3.5 hrs L-Pro filter)

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Description

This stack includes 8.5 hours of imaging time using either UV/IR block filters (5 hrs) or the L-Pro filter (3.5 hrs).  No L-Extreme images were included in the stack. Images were from 8-19-22, 9-1-22 and 9-2-22.  All sessions used my FSQ106N and ZWO ASI6200MC astro cam (100 gain, 15 offset, 0 deg. C temp) using 2 minute subs.  Mount was an EQ6-R Pro.  Guide Scope: EvoGuide 50mm f5  Guide camera: ZWO ASI120MM.  Stacking in Sirl.  Post-processing almost exclusively in Sirl with minimal final adjustment of sharpness and contrast only in Gimp.  Re-sizing in PS Elements.

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Iris Nebula 8.5 hrs (5 hrs UV/IR block and 3.5 hrs L-Pro filter), Rick Evans