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NGC6820 / Sh2-86 (6hr 36min) Emission Nebula


jjongmans

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Spend two full nights on this nebula. Acquisition fully automated with CCDAutoPilot, Maxim DL and FocusMax. Seeing was from 2.04" - 2.86" FWHM.

 

Focal length : 1381.83 mm

Focal ratio : f/5.44

Image resolution : 0.806 arcsec/pixel

Sky quality : 19.52 mag/arcsecond2

Sensor temperature : -25°C

 

6 hours, 36 minutes total exposure time

6x 120 sec. RGB unbinned

6x 1200 sec. 3nm hydrogen-a unbinned

6x 1200 sec. 3nm oxygen-III unbinned

6x 1200 sec. 3nm sulfur-II unbinned

 

Telescope : Robtics 10" 2000mm f/8 Ritchey Chretien, reduced.

Mount : ASA DDM60 Pro

Camera : QSI 683wsg-8

Guidecamera : Starlight Xpress Lodestar

 

More info on my website.

 

ngc6820_hst_full_v1.jpg

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Very nice, indeed. Mistery image. I kile the palette you used here (not the most usual  ;) )...

Your automated programms are identical to mine.. .

 

Thanks for sharing here¡

 BR

 

Antonio

 

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