Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Cigar Galaxy  ·  M 82  ·  NGC 3034
M82, Gernot Schreider
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M82

M82, Gernot Schreider
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M82

Equipment

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Acquisition details

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Description

Dec 20th 2021 - 1st clear night after almost 4 weeks

M82 with Sony Alpha 6000 mirrorless camera on Meade SC 8"
PA with SharpCap within 26"
Guiding was mediocre 1.8 rms over 3 hrs, with DEC 1.5 and RA 1.0 - 80% keepers
seeing was quite good
Eccentricity of integration is avg 0.49
FWHM of integration is avg 5.97 px, which equals 2.2 arcsec at 0.368 pixel scale
FWHM_Eccentricity.png

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M82, Gernot Schreider