Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  NGC 5473  ·  NGC 5477  ·  Pinwheel galaxy
Getting plate-solving status, please wait...
M 101, 



    
        

            Elmiko
Powered byPixInsight

M 101

Getting plate-solving status, please wait...
M 101, 



    
        

            Elmiko
Powered byPixInsight

M 101

Technical card

Imaging telescopes or lenses: Orion 8 Inch Newtonian Astrograph f/3.9

Imaging cameras: ZWO ASI071MC PRO CMOS OSC

Mounts: Orion Azeq Atlas pro

Guiding telescopes or lenses: ASTRO TECH AT66ED Guiding

Guiding cameras: Orion Starshoot Autoguider

Focal reducers: Baader MPCC Mark III Multi-Purpose Coma Corrector

Software: PixInsight  ·  Stark Labs pHD guiding PHD2  ·  EQMOD, Stellarium, Stellarium Scope, PHD, Backyard EOS, Astro Tortilla Nebulosity 4

Filters: Optolong L-eXtreme 2"  ·  Zwo Filter Drawer  ·  Optolong UV-IR


Dates:March 19, 2021March 21, 2021

Frames:
Optolong L-eXtreme 2": 58x300" (4h 50') (gain: 90.00) -10C
Optolong UV-IR: 148x120" (4h 56') (gain: 90.00) -10C

Integration: 9h 46'

Darks: 30

Flats: 20

Bias: 50

Avg. Moon age: 6.39 days

Avg. Moon phase: 39.75%

Bortle Dark-Sky Scale: 8.00

Mean SQM: 18.48


RA center: 14h03m31s.490

DEC center: +54°2948.26

Pixel scale: 0.612 arcsec/pixel

Orientation: -136.724 degrees

Field radius: 0.654 degrees

More info:Open 


Resolution: 5307x5566

Locations: Home backyard red turning white zone Bortle 8, Gilbert, Az, United States

Data source: Backyard

Description

M 101 working

Comments

Revisions

  • M 101, 



    
        

            Elmiko
    Original
  • M 101, 



    
        

            Elmiko
    D
  • M 101, 



    
        

            Elmiko
    E
  • Final
    M 101, 



    
        

            Elmiko
    F

E

Description: Tried to sharpen the galaxy a bit and used a low contrast mask to denoise it .

Uploaded: ...

F

Description: Rotated 90 degrees. I got the idea from a couple of recently posted images of this Galaxy. It changes the perspective dramatically! Gives it a Three-Dimensional look. I also reprocessed from the beginning.

Uploaded: ...

Sky plot

Sky plot

Histogram

M 101, 



    
        

            Elmiko