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| Click image for full resolution |
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| Object name: |
IC 1318 - Butterfly nebula |
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Optics: |
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TEC 110 f/5.6 Fluorit Apo-refractor |
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Objekt type: |
Emission nebula |
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Focal lenght: |
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616
mm |
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Constellation: |
Cygnus |
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Camera: |
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FLI Aurora AR455 |
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Location / Date: |
Remseck
/ 29. November 2026 |
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Exposure: |
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6
x 600 sec H-alpha / 3 x 600 sec OIII / 6 x 600 sec SII / 1 x 300 sec RGB |
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Distance: |
approx.
5000 ly |
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Filters: |
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Astrodon Filter 3 nm / OIII-filter 8.5 nm / SII-filter 8 nm |
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Apparent dimensions: |
approx.
240' |
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Mount: |
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10micron
GM2000 HPS |
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Real dimensions: |
approx. 100 ly |
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Autoguiding: |
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none |
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Brightness: |
- |
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Software: |
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MaxIm DL
/ Pix Insight / Registar / Photoshop CS3 |
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Position
(R.A. / DEC): |
20h
22.2' / +40° 15' 00" |
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Image processing: |
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Tone-Mapping-Method / real colors |
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Explanation:
IC 1318 - also known as the "Butterfly Nebula" is a huge emission nebula around the bright star Sadr (Gamma-Cygni)
The colors are mapped to real colors:
light-red = H-alpha
dark-red = SII
cyan= OIII
colored stars overlay
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