IC1318
Butterfly Nebula
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| Other names: |
Nebulosity around Gamma Cygni (Sadr) |
| Optics: |
Takahashi FSQ-106ED at f/3.65 — photo of setup |
| Mount: |
Mountain Instruments MI-250 w/Gemini on ATS portable pier |
| Camera: |
Canon EOS 40DG [ UV/IR filter modification by Hap Griffin ] |
| Exposure: |
108 minutes [ 18 x 6 minutes ] at ISO 800 |
| Accessories: |
Autoguided with Orion StarShoot Autoguider and Stellarvue SV80S at f/6 |
| Location: |
Landers, CA [ GMARS ] |
| Date |
March 27-28, 2009 |
| Notes: |
Processing: Image acquisition with Canon EOS Utility. Image calibration, align, and combine in ImagesPlus 3.0. Levels, curves, noise smoothing (Noel Carboni's PS Tools), selective sharpening, crop, and resize in Photoshop.
12 dark frames, 30 flat frames (T-shirt sky flats). Ambient temperature was between 34-41°F during the 2-evening imaging session.
Click the image for a larger version (1800 x 1200, ~3.0 MB).
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