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M57 RGB

M57 Ring Nebula, planetary nebula in Lyra captured using RGB lucky imaging technique.

 

Location:02-06-23 St Helens UK, Bortle 7, Full Moon.

 

Acquisition:436x 0.5s Red, 309x 0.5s Green, 497x 0.5s Blue. Calibrated with 500x 0.5s Darks. Gain 3000, Offset 40, Sensor Temp 16c.

 

Equipment:Skywatcher 200P Newt (modified); ZWO EAF, EFW and filters; Altair H183Mpro.

 

Software:Sharpcap Pro, EQMOD.

 

Processing:Siril, AstroSharp, Affinity Photo 2 with NoiseXTerminator and StarXTerminator plug-ins.

 

Comments:Lucky imaging experiment. 1000 frame SER files captured for each colour using high camera gain and short 0.5s per frame exposure. FWHM rejection threshold applied in Siril to weed out frames most affected be bad seeing.

 

 

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Uploaded on July 13, 2024