Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5451  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5471
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M101, keving
M101
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M101

Getting plate-solving status, please wait...
M101, keving
M101
Powered byPixInsight

M101

Equipment

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Acquisition details

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Description

M101 as 'First Light' with new observatory in France. LRGB in a single night.
I had to dust off the cobwebs, dessicant crystals etc. from the 10in Ritchey Chretien which had been in store over the pandemic.
But it's a much better sky here than my backyard in the UK,

Comments

Revisions

  • M101, keving
    Original
  • M101, keving
    B
  • Final
    M101, keving
    C

B

Description: Rework with Russell Croman tools and Spectrophotographic colour calibration

Uploaded: ...

C

Description: Now correct use of SPCC (before deblur) but with SCNR green noise removal

Uploaded: ...

Sky plot

Sky plot

Histogram

M101, keving