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Contains:  IC 1871
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IC1871 "Whirling Dervish", inside the Soul Nebula (Bicolor)

Technical card

Resolution: 2139x2164

Dates:Nov. 29, 2017Nov. 30, 2017Dec. 1, 2017Dec. 8, 2017Jan. 3, 2018Jan. 5, 2018Jan. 6, 2018Jan. 8, 2018

Astrodon 3nm OIII: 35x1200" -10C bin 1x1
Astrodon 5nm Ha: 35x1200" -10C bin 1x1

Integration: 23.3 hours

Avg. Moon age: 16.29 days

Avg. Moon phase: 79.69% job: 1990754

RA center: 44.076 degrees

DEC center: 60.710 degrees

Pixel scale: 0.871 arcsec/pixel

Orientation: 182.431 degrees

Field radius: 0.368 degrees

Locations: Backyard, Magnolia, TX, United States


Another data set from late '17/early '18 that I processed several times without liking the result very much. The turning point for this one was to simply change the framing a bit and make IC1871 the star. Speaking of stars, star control was a challenge that I clearly didn't fully solve. :/



John Renaud
License: None (All rights reserved)


Sky plot

Sky plot


IC1871 "Whirling Dervish", inside the Soul Nebula (Bicolor), 


            John Renaud