Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5457  ·  NGC 5477
M101, 



    
        

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M101
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M101

Technical card

Imaging telescopes or lenses: Selfmade Ritchey Chretien RC360

Imaging cameras: Moravian Instruments G4-9000

Mounts: ASA Astrosysteme ASA DDM85

Guiding telescopes or lenses: Selfmade Ritchey Chretien RC360

Guiding cameras: ZWO ASI174MM

Focal reducers: Selfmade Field Flatener (from newport/cvi standards)

Software: PixInsight  ·  Jasc Software Paintshop Pro  ·  Bingocrepuscule BINGOFITS

Filters: Astrodon L, R, G, B

Accessory: Selfmade Secondary mirror focuser


Dates:April 1, 2016

Frames: 380x300" (31h 40')

Integration: 31h 40'

Avg. Moon age: 22.99 days

Avg. Moon phase: 41.14%


Basic astrometry details

Astrometry.net job: 1081548

RA center: 14h 3' 14"

DEC center: +54° 21' 43"

Pixel scale: 0.869 arcsec/pixel

Orientation: -179.795 degrees

Field radius: 0.457 degrees


Resolution: 620x517

Description

M101 made out of 32 hours luminance, 8h Ha, and 5h of RGB color frame. Image done in very light polluted area (2km from big airport).

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M101, 



    
        

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