Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5457  ·  NGC 5477
Messier 101 in LRGB - TSA120@F7.5, grizli21
Messier 101 in LRGB - TSA120@F7.5
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Messier 101 in LRGB - [email protected]

Equipment

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Acquisition details

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Description

Half of captures wasted due to CCD frost.

Have to regenerate dessicant.

Good seeing, between 2 to 2.5"

D : FWHM MAP

Comments

Revisions

  • Messier 101 in LRGB - TSA120@F7.5, grizli21
    Original
  • Messier 101 in LRGB - TSA120@F7.5, grizli21
    B
  • Messier 101 in LRGB - TSA120@F7.5, grizli21
    C
  • Messier 101 in LRGB - TSA120@F7.5, grizli21
    D
  • Messier 101 in LRGB - TSA120@F7.5, grizli21
    E
  • Messier 101 in LRGB - TSA120@F7.5, grizli21
    F
  • Final
    Messier 101 in LRGB - TSA120@F7.5, grizli21
    G

Sky plot

Sky plot

Histogram

Messier 101 in LRGB - TSA120@F7.5, grizli21