The Elephant’s Trunk Nebula – IC1396 (HaRGB)

IC 1396 is a very large emission nebula in the constellation Cepheus. It is 3,000 light-years from our Earth. The most famous part of the nebula is a huge dark molecular cloud named the Elephant Trunk Nebula. Its shape was created by a stellar wind. The Elephant Trunk object is just a cut-out of an extensive emission nebula, which is popular in astrophotography.

Telescope ASA 10″ F/3.6 10N ASTROGRAPH OTA
Focal length 900 mm
Mount G53f
Imaging camera Atik 460EX mono
Guiding cameras Lodestar X2 -Autoguider
Guiding optics ASA 10″- OAG
Focal reducers ASA 3″ Wynne Corrector 0,85x
Constellations crop of the area the Nebula in Cefeus
Distance 3000 light years
RA center 21h 39′ 23″
DEC center +57°32′ 43″
Location taken Slovakia
Date taken 10/2018
Pixel scale 1.04 arcsec/pixel
Filters Astronomik Ha 6nm ,
Astrodon RGB,
Exposure 63x600s  Ha filter
100x180s R filter
100x180s G filter
100x180s B filter
Total exposure 15,5 hours
Processing software PixInsight, CCD Inspector

The IC 1396 processing object was captured using RGB filters and a 6 nm Hydrogen-alpha-H-α narrowband filter. (R+Ha 20%)
Here you see a few hours of individual images (Ha,R,G,B). Photos are only gently stretched (CurvesTransformation).
You can see the final product above.