Celestial hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  IC 4263  ·  M 51  ·  NGC 5194  ·  NGC 5195  ·  Whirlpool Galaxy
M51 in Ha-LRGB, Thomas B.
M51 in Ha-LRGB
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M51 in Ha-LRGB

M51 in Ha-LRGB, Thomas B.
M51 in Ha-LRGB
Powered byPixInsight

M51 in Ha-LRGB

Equipment

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Acquisition details

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Description

The luminance was acquired with the UHC filter (~150x15s),

R, G and B layers are ~200x10s because of extreme light pollution,

a H-alpha (~50x180s) layer highlights the emission zones (red spots).

Comments

Sky plot

Sky plot

Histogram

M51 in Ha-LRGB, Thomas B.