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Cocoon Nebula details (IC5146) in HαRGB | by Carballada
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Cocoon Nebula details (IC5146) in HαRGB

www.astrobin.com/slwz3t/

 

Close to 30 hours of integration time, under one of the best skies in Europe!

 

IC 5146 (the Cocoon Nebula) is a reflection/emission nebula in the constellation Cygnus. The cluster is about 4,000 ly away, and the central star that lights it formed about 100,000 years ago; the nebula is about 12 arcmins across, which is equivalent to a span of 15 light years.

 

(description credits: Wikipedia)

 

Technical card

Imaging telescope or lens:Altair Astro RC250-TT 10" RC Truss Tube

 

Imaging camera:ZWO ASI1600MM-Cool

 

Mount:Mesu 200 Mk2

 

Guiding telescope or lens:Celestron OAG Deluxe

 

Guiding camera:QHYCCD QHY5III174

 

Focal reducer:Riccardi Reducer/Flattener 0.75x

 

Software:Main Sequence Software Seqence Generator Pro, Pleiades Astrophoto PixInsight

 

Filters:Astrodon L Gen.2 E-series 36mm, Astrodon HA 36mm - 5nm, Astrodon B Gen.2 E-series 36mm, Astrodon G Gen.2 E-series 36mm, Astrodon R Gen.2 E-series 36mm

 

Accessories:ZWO EFW, MoonLite NiteCrawler WR30

 

Resolution: 2328x1760

 

Dates:Sept. 5, 2019, Sept. 6, 2019, Sept. 7, 2019, Sept. 23, 2019, Sept. 26, 2019

 

Frames:

Astrodon B Gen.2 E-series 36mm: 80x180" (gain: 75.00) -20C bin 1x1

Astrodon G Gen.2 E-series 36mm: 80x180" (gain: 75.00) -20C bin 1x1

Astrodon HA 36mm - 5nm: 20x600" (gain: 200.00) -20C bin 1x1

Astrodon L Gen.2 E-series 36mm: 280x180" (gain: 75.00) -20C bin 1x1

Astrodon R Gen.2 E-series 36mm: 80x180" (gain: 75.00) -20C bin 1x1

 

Integration: 29.3 hours

 

Avg. Moon age: 14.73 days

 

Avg. Moon phase: 40.69%

 

Astrometry.net job: 2947619

 

RA center: 328.369 degrees

 

DEC center: 47.267 degrees

 

Pixel scale: 1.007 arcsec/pixel

 

Orientation: 270.069 degrees

 

Field radius: 0.408 degrees

 

Locations: AAS Montsec, Àger, Lleida, Spain

 

Data source: Own remote observatory

 

Remote source: Non-commercial independent facility

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Uploaded on September 27, 2019