Celestial hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  IC 4263  ·  IC 4277  ·  M 51  ·  NGC 5194  ·  NGC 5195  ·  Whirlpool Galaxy
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M-51 in HaLRGB, Mark Petersen
M-51 in HaLRGB
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M-51 in HaLRGB

Getting plate-solving status, please wait...
M-51 in HaLRGB, Mark Petersen
M-51 in HaLRGB
Powered byPixInsight

M-51 in HaLRGB

Equipment

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Acquisition details

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Description

M-51 with a HaLRGB blend.  Shot over several nights in two different locations - 4/1/2022 Little Blair Valley Anza-Borrego CA (Bortle 3),  4/29/2022 Descanso CA (Bortle 3-4).  

Exposure 
ha -  2x900s + 2x600s (50m)
lum - 3x900s + 2x600s (65m)
red - 5x300s (25m)
green - 7x300s (35m)
blue - 6x300s (30m)
Total  3.4 hrs.

Equipment - C11 (non-edge) with Starizona .7x reducer/corrector, ZWO 6200mm Pro camera (-10C),  AP 1100 mount

Software - Maxim DL, CCD Stack, Photoshop

Comments

Revisions

  • M-51 in HaLRGB, Mark Petersen
    Original
  • Final
    M-51 in HaLRGB, Mark Petersen
    B

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M-51 in HaLRGB, Mark Petersen