Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
M81 M82, 



    
        

            msmythers
M81 M82
Powered byPixInsight

M81 M82

Technical card

Imaging telescopes or lenses: Astro-Tech AT72ED 460mm F6

Imaging cameras: Sony Nex-5

Mounts: iOptron SmartEQ

Software: PixInsight  ·  Photoshop CS5

Accessory: Farpoint Astronomy Bahtinov Focus Mask  ·  DIY Dew Heater System  ·  DIY Wireless Intervalometer


Dates:Jan. 23, 2013

Frames: 304x15" (1h 16') ISO1600

Integration: 1h 16'

Avg. Moon age: 11.39 days

Avg. Moon phase: 87.66%

Bortle Dark-Sky Scale: 7.00

Temperature: 10.00


Basic astrometry details

Astrometry.net job: 96311

RA center: 09h55m47s.5

DEC center: +69°1800

Pixel scale: 2.437 arcsec/pixel

Orientation: 70.125 degrees

Field radius: 0.768 degrees


Resolution: 620x336

Comments

Revisions

  • M81 M82, 



    
        

            msmythers
    Original
  • Final
    M81 M82, 



    
        

            msmythers
    B

Sky plot

Sky plot

Histogram

M81 M82, 



    
        

            msmythers