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Messier 55 - How low can you go

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#1 Joe F Gafford

Joe F Gafford

    Skylab

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Posted 18 September 2020 - 07:59 PM

M55, globular cluster in Sagittarius. This was shot on a smokeless night with good seeing at 19° altitude. This was on my list as a redo from not so good shots from places further south. 18" F/4.5 Newtonian with an SBIG ST-2000XM CCD camera. 12 minutes LRGB with 1 minute subs.  

 

M55Bb_smWeb.jpg

 

Joe


  • jim kuhns, astro140, PeteM and 6 others like this

#2 james7ca

james7ca

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Posted 18 September 2020 - 08:48 PM

Nicely resolved. Thanks for posting.




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