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Contains:  NGC 5485, NGC 5474, NGC 5473, M 101, NGC 5457
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M101 The Pinwheel Galaxy, 





    
        

            Randal Healey
M101 The Pinwheel Galaxy

M101 The Pinwheel Galaxy

Technical card

Resolution: 3158x2371

Dates:March 30, 2018March 31, 2018

Frames:
Astrodon BLUE 36mm - Gen2 E-Series Tru-Balance: 16x300" -30C bin 1x1
Astrodon GREEN 36mm - Gen2 E-Series Tru-Balance: 15x300" -30C bin 1x1
Astrodon LUM 36mm - Gen2 E -Series Tru-Balance: 16x600" -30C bin 1x1
Astrodon RED 36mm - Gen2 E-Series Tru-Balance: 14x300" -30C bin 1x1

Integration: 6.4 hours

Darks: ~50

Flats: ~50

Bias: ~75

Avg. Moon age: 14.23 days

Avg. Moon phase: 99.36%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 1999154

RA center: 210.724 degrees

DEC center: 54.249 degrees

Pixel scale: 2.208 arcsec/pixel

Orientation: 196.672 degrees

Field radius: 1.211 degrees

Locations: Healey "Utahopia" Observatory, Kaysville, Utah, United States

Data source: Backyard

Description

The core is a combination of the ES APO data as well as my SCT 9.25 data. The combination made for a much cleaner and defined core. Hope you enjoy

Comments

Author

RandalHealey
Randal Healey
License: None (All rights reserved)
1360
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Revisions

  • M101 The Pinwheel Galaxy, 





    
        

            Randal Healey
    Original
  • M101 The Pinwheel Galaxy, 





    
        

            Randal Healey
    B
  • M101 The Pinwheel Galaxy, 





    
        

            Randal Healey
    C
  • Final
    M101 The Pinwheel Galaxy, 





    
        

            Randal Healey
    D

Sky plot

Sky plot

Histogram

M101 The Pinwheel Galaxy, 





    
        

            Randal Healey