Jellyfish_Nebula (4 hours exposure) · 2021-03-08

The Jellyfish Nebula (catalogued as IC 433 and Sharpless 248) is a galactic supernova remnant in the constellation Gemini, located near the star Eta Geminorum.

The Jellyfish Nebula (catalogued as IC 433 and Sharpless 248) is a galactic supernova remnant in the constellation Gemini, located near the star Eta Geminorum. Its distance is roughly 5,000 light years from Earth. IC 443 may be the remains of a supernova that occurred 3,000 - 30,000 years ago. IC 443 is one of the best-studied cases of supernova remnants interacting with surrounding molecular clouds.

A total of 4 hours exposure.

Exposure	12@1200 sec
ISO	800
Camera	Nikon Z7 [8856 x 5504]
Optics	Skywatcher Esprit 120mm Refractor
Filter	Radian Triad Ultra Quad-Band Narrowband Filter
Guiding	Phd2 using a ZWO 224MC on an Orion 60x240mm Guide scope
Controller	Images taken using Kstars on an Odroid-N2 (Raspberry Pi clone)
Location	Lower Sackville, Nova Scotia.
Date	2021-03-08
PixInsight Processing	WeightedBatchPreprocessing Script Dynamic Crop Automatic Background Extractor MultiscaleLinearTransform HistogramTransform CurvesTransformation LocalHistogramEquilization
Further tweaking for colour in Lightroom