Celestial hemisphere:  Northern  ·  Constellation: Andromeda (And)  ·  Contains:  Andromeda Galaxy  ·  M 110  ·  M 31  ·  M 32  ·  NGC 205  ·  NGC 221  ·  NGC 224
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RGBHa refractor image of M31. M32 and M110, Tim Hawkes
RGBHa refractor image of M31. M32 and M110
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RGBHa refractor image of M31. M32 and M110

Revision title: RGBHa apo-refractor image of M31, M32, and M110

Getting plate-solving status, please wait...
RGBHa refractor image of M31. M32 and M110, Tim Hawkes
RGBHa refractor image of M31. M32 and M110
Powered byPixInsight

RGBHa refractor image of M31. M32 and M110

Revision title: RGBHa apo-refractor image of M31, M32, and M110

Equipment

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Acquisition details

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Description

Two hour accumulation of 45s  RGB  OSC  frames  - at f = 616 mm and  F = 5.6  - captured using Sharpcap under Bortle 4 skies. This was preprocessed, Drizzle x2 CFA integrated and processed in PixInsight. A one hour integration of Ha frames  captured using a mono camera under Bortle 6 skies was used to generate a Ha -red channel difference image which was partly combined (via PixMath) back into the red channel so as to better emphasise the locations of star-forming Ha  regions.

Comments

Revisions

  • RGBHa refractor image of M31. M32 and M110, Tim Hawkes
    Original
  • Final
    RGBHa refractor image of M31. M32 and M110, Tim Hawkes
    B

B

Title: RGBHa apo-refractor image of M31, M32, and M110

Description: Apo-refractor OSC image of M31, M32 and M110 from Bortle 4 skies . Red channel supplemented with Ha signal acquired seperately using a mono camera to emphasise Ha regions as red.

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Sky plot

Sky plot

Histogram

RGBHa refractor image of M31. M32 and M110, Tim Hawkes