Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5422  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  NGC 5473  ·  NGC 5474  ·  NGC 5477  ·  NGC 5484  ·  NGC 5485  ·  NGC 5486  ·  Pinwheel galaxy
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M101 - Pinwheel Galaxy, 



    
        

            Joe Santacroce
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M101 - Pinwheel Galaxy

Getting plate-solving status, please wait...
M101 - Pinwheel Galaxy, 



    
        

            Joe Santacroce
Powered byPixInsight

M101 - Pinwheel Galaxy

Imaging telescopes or lenses: William Optics GT71 Triplet Apo William Optics GT71

Guiding telescopes or lenses: William Optics 50mm GuideScope

Guiding cameras: ZWOASI290MM mini

Focal reducers: William Optics Flat 6A III .8 reducer/flattener

Software: Photoshop CC 2021  ·  PixInshight

Filters: Optolong L-Pro

Accessory: ZWO ASIAir Pro AsiAir Pro


Dates:May 19, 2021

Frames: 41x300" (3h 25')

Integration: 3h 25'

Avg. Moon age: 7.09 days

Avg. Moon phase: 46.91%


RA center: 14h03m06s.830

DEC center: +54°2108.71

Pixel scale: 1.474 arcsec/pixel

Orientation: 87.109 degrees

Field radius: 1.342 degrees

More info:Open 


Resolution: 5496x3576

Locations: Home Driveway, Newburgh, New York, None

Data source: Backyard

Description

The Pinwheel Galaxy is a face-on spiral galaxy 21 million light-years away from Earth in the constellation Ursa Major. It was discovered by Pierre Méchain in 1781 and was communicated that year to Charles Messier, who verified its position for inclusion in the Messier Catalogue as one of its final entries. Wikipedia

Distance to Earth: 20.87 million light years

Radius: 85,000 light years

Magnitude: 7.86

Apparent mass: ~1,000 billion M☉

Constellation: Ursa Major

Comments

Histogram

M101 - Pinwheel Galaxy, 



    
        

            Joe Santacroce