Celestial hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  IC 4277  ·  IC 4278  ·  M 51  ·  NGC 5194  ·  NGC 5195  ·  Whirlpool Galaxy
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M51, Whirlpool Galaxy, LRGB, AnaTa
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M51, Whirlpool Galaxy, LRGB

Getting plate-solving status, please wait...
M51, Whirlpool Galaxy, LRGB, AnaTa
Powered byPixInsight

M51, Whirlpool Galaxy, LRGB

Equipment

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Acquisition details

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Description

Processing:
RGB are combined.
Cropping for RGB and Lum
Color Colib for RGB
Blur and Noise XT for RGB and Lum
Manual stretching (with HT) RGB and Lum
LRGB 
Noise XT again
Stretching again
Star XT. These stars have been saved processing. 
Simple Lum mask 
Local Histogram Equalization: Kernel radius of 40 and then 150
Multiscale-median transform for sharpness. 
Curves: saturation and brightness are manipulated.
Mask off.
Saturated stars are added.
Done

Comments

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Sky plot

Histogram

M51, Whirlpool Galaxy, LRGB, AnaTa

In these public groups

Messier Objects

In these collections

Messier Catalog