M57 (The Ring Nebula)

M57 (The Ring Nebula)
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M57 (The Ring Nebula)

M57, the Ring Nebula, is a planetary nebula about 2,000 light years away in Lyra. This is an HOO image, with SII used as a Lum to bring in the stars in the center. The image was processed to enhance the weak outer Ha areas.
SPECIFICATIONS
Telescope ..........................................................................................................................................................................................................................
Officina Stellare 700 RC
Camera ..........................................................................................................................................................................................................................
FLI PL16803
Location ..........................................................................................................................................................................................................................
Oria, Spain
Date of observation ..........................................................................................................................................................................................................................
Aug 04 & 07, 2021
Filters ..........................................................................................................................................................................................................................
Ha, OIII, SII
Processing ..........................................................................................................................................................................................................................
CCDStack, Photoshop
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OneClickContestAug21
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