M82 Cigar Galaxy · 2021-03-21

A cropped image of M82, the Cigar Galaxy M82 was discovered, along with its neighbor M81, by the German astronomer Johann Elert Bode in 1774.

M82 Cigar Galaxy
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A cropped image of M82, the Cigar Galaxy M82 was discovered, along with its neighbor M81, by the German astronomer Johann Elert Bode in 1774. Located 12 million light-years from Earth in the constellation Ursa Major, M82 has an apparent magnitude of 8.4

Total image time was 14.67 hours.

Exposure 12x20 min.
ISO 3200
Camera Nikon Z7 [8856 x 5504]
Optics 120mm Skywatcher Esprit on a Celestron CGX mount
Guiding ZWO ASI224MC using Phd2
Controller Kstars on MeLe Quieter 3C
Filter Triad Quad Ultra
Location Lower Sackville, Nova Scotia.
Date 2021-03-21 -> 2023-02-19
PixInsight Processing
Dynamic Background Extractor
BlurXTerminator
NoiseXTerminator
ScreenTransfer Stretch
StarXTerminator
CurvesTransformation on the starless image
PixelMath recombination
Details
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