Sadr Region / Gamma Cygni Nebula in SHO, 1200mcc

Sadr Region / Gamma Cygni Nebula in SHO

Sadr Region / Gamma Cygni Nebula in SHO, 1200mcc

Sadr Region / Gamma Cygni Nebula in SHO

Equipment

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Acquisition details

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Description

Workflow
  • ~160 Minutes total with Ha + Oiii Filter stacked into one image (1)
  • ~160 Minutes total with Sii + Hb Filter stacked into one image (2)
  • (1) and (2) manually aligned to each other; and then merged, cropped, and color/contrast/noise/sharpness adjusted
    • (1)'s R and B channels mapped to G and B
    • (2)'s R channel mapped to R

Notes
  • Bortle 7 Skies
  • Field flattener back focus was not set properly during imaging -- corners are not as sharp as they could be
  • Other objects of interest:
    • Sharpless 106 "Celestial Snow Angel" (top left)
    • Abell 69 (small dark "green" dot near center left)
    • Sharpless 105 "Crescent Nebula" (bottom left)
    • Messier 29 (open cluster in top left quadrant)
    • NGC 6910 (open cluster right of Sadr)
    • MWC 342 ("green" star about halfway between Sadr and Messier 29)

Comments

Histogram

Sadr Region / Gamma Cygni Nebula in SHO, 1200mcc