Hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 20  ·  NGC 6514  ·  Trifid nebula
M20, 



    
        

            Henry Kwok
M20
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M20

M20, 



    
        

            Henry Kwok
M20
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M20

Technical card

Imaging telescopes or lenses: Celestron Nexstar 6SE

Imaging cameras: Canon EOS Rebel SL1

Mounts: iOptron ZEQ25GT

Focal reducers: Antares f/6.3

Software: Binary Rivers BackyardEOS  ·  PixInsight LE  ·  DeepSky Stacker 3.3.4



Basic astrometry details

Astrometry.net job: 763768

RA center: 18h 2' 24"

DEC center: -23° 1' 58"

Orientation: 73.603 degrees

Field radius: 0.805 degrees


Resolution: 1358x1010

Locations: Home, Auckland, New Zealand

Description

M20 - trifid nebula. Autoguiding is poor with elongate in RA axis. So I down sampled the image to with software to equivalent of 2.4 arc sec /pixel to hide the defects. I wish I can get better auto guiding...

Comments

Revisions

  • M20, 



    
        

            Henry Kwok
    Original
  • Final
    M20, 



    
        

            Henry Kwok
    B

Sky plot

Sky plot

Histogram

M20, 



    
        

            Henry Kwok