Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034  ·  NGC 3077
Getting plate-solving status, please wait...
M81, 



    
        

            John Burns
M81
Powered byPixInsight

M81

Getting plate-solving status, please wait...
M81, 



    
        

            John Burns
M81
Powered byPixInsight

M81

Technical card

Imaging telescopes or lenses: SkyWatcher Black Diamond 80ED

Imaging cameras: Canon EOS T1i unmodified

Mounts: Skywatcher NEQ6 PRO

Focal reducers: Skywatcher 0.85x Focal Reducer/Corrector for the ED80

Software: PHD Guiding  ·  Adobe Photoshop 6 CS  ·  BackyardEOS

Filters: Baader UHC-S Nebula-Filter 2"

Accessory: Kendrick Digifire 10 Dew Heater  ·  KW Telescope Qhy5 CCD Guider


Dates:May 11, 2012

Frames: 5x120" (10')

Integration: 10'

Avg. Moon age: 20.74 days

Avg. Moon phase: 64.78%


Basic astrometry details

Astrometry.net job: 426851

RA center: 9h 54' 57"

DEC center: +69° 13' 58"

Pixel scale: 1.854 arcsec/pixel

Orientation: -89.911 degrees

Field radius: 1.476 degrees


Resolution: 4766x3179

Description

First Image taken of M81 and M82

Comments

Sky plot

Sky plot

Histogram

M81, 



    
        

            John Burns