Click on the image to open it at full resolution.M81, Bodes Galaxy and 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 2.3 hours.
Exposure
7x20 min.
GAIN
100
Camera
ToupTek ATR2600C [6224 x 4168]
Optics
120mm Skywatcher Esprit on a Proxisky UMi20S Strain Wave mount
Guiding
ToupTek GPM462M using Phd2
Controller
Kstars on MeLe Quieter 3C
Filter
Triad Quad Ultra
Location
Lower Sackville, Nova Scotia.
Date
2025-02-05
PixInsight Processing
GraXpert Background Neutralization
SpectrophotometricColourCalibration
BlurXTerminator
NoiseXTerminator
Statistical Stretch
StarXTerminator
In the starless image: HDRMultiScaleTransform
Mask creation Extract CIE L* component to create the mask Apply it to the starless image
CurvesTransformation on the starless image - apply Saturation
