Celestial hemisphere:  Northern  ·  Constellation: Cancer (Cnc)  ·  Contains:  38 Cnc  ·  39 Cnc  ·  40 Cnc  ·  41 Cnc)  ·  41 eps Cnc  ·  42 Cnc  ·  Almalaf (ε Cnc  ·  Beehive  ·  Beehive cluster  ·  HD73210  ·  HD73294  ·  HD73330  ·  HD73345  ·  HD73397  ·  HD73429  ·  HD73430  ·  HD73449  ·  HD73450  ·  HD73487  ·  HD73533  ·  HD73574  ·  HD73576  ·  HD73597  ·  HD73598  ·  HD73616  ·  HD73617  ·  HD73618  ·  HD73619  ·  HD73640  ·  HD73641  ·  And 36 more.
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M44 - 25 February 2019, Geof Lewis
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M44 - 25 February 2019

Revision title: Reprocessed using PixInsight.

Getting plate-solving status, please wait...
M44 - 25 February 2019, Geof Lewis
Powered byPixInsight

M44 - 25 February 2019

Revision title: Reprocessed using PixInsight.

Equipment

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Acquisition details

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Description

My first look at this beautiful cluster with the CCD camera and RGB filters. I last imaged it about 5 years ago with a DSLR camera.

Comments

Revisions

  • M44 - 25 February 2019, Geof Lewis
    Original
  • Final
    M44 - 25 February 2019, Geof Lewis
    B

B

Title: Reprocessed using PixInsight.

Description: There are lots of strong star halos in the data, that I previously hid by only applying a minimal stretch and lowering the background. I still had a lot of issues using PI, but decided that the stars look better (shinier) with the halo glow than without. I experimented with the clip factor and background level in MaskedStretch to try to balance the halos and background.

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Sky plot

Sky plot

Histogram

M44 - 25 February 2019, Geof Lewis