Celestial hemisphere:  Northern  ·  Constellation: Pisces (Psc)  ·  Contains:  M 74  ·  NGC 628
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M74  Spiral Galaxy in Pisces H-Alpha, Jerry Yesavage
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M74 Spiral Galaxy in Pisces H-Alpha

Getting plate-solving status, please wait...
M74  Spiral Galaxy in Pisces H-Alpha, Jerry Yesavage
Powered byPixInsight

M74 Spiral Galaxy in Pisces H-Alpha

Equipment

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Acquisition details

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Description

M74 RGB augmented with H-alpha using PixInsight Harry's script. Processing same as for NGC7331:

BatchPreprocessing to Stack Images

DBE

RGB Combination

Masked Stretch

Curves to increase saturation

Masked Stretch on same parameters for H-alpha

Harry's Script

Decovolution

Did not use TGVDenois but will try it as there is some background noise, but it does mush up the galaxy.

Comments

Revisions

  • M74  Spiral Galaxy in Pisces H-Alpha, Jerry Yesavage
    Original
  • Final
    M74  Spiral Galaxy in Pisces H-Alpha, Jerry Yesavage
    B

Sky plot

Sky plot

Histogram

M74  Spiral Galaxy in Pisces H-Alpha, Jerry Yesavage

In these public groups

Cloudy Nights

In these collections

Messier Objects