Celestial hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  IC 4263  ·  IC 4278  ·  M 51  ·  NGC 5169  ·  NGC 5194  ·  NGC 5195  ·  NGC 5198  ·  Whirlpool Galaxy
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M51-Galaxy, Boštjan Zagradišnik
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M51-Galaxy

Getting plate-solving status, please wait...
M51-Galaxy, Boštjan Zagradišnik
Powered byPixInsight

M51-Galaxy

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Description

A 2x drizzle integrated image of M51 galaxy. In the end I ended with a LOT more RGB data then L data so I used L data to noticeably reduce the background noise instead using a luminance mask and it worked. The FWHM on RGB filters averaged out at 3.3 while the L was at 4.0.

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M51-Galaxy, Boštjan Zagradišnik

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