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Contains:  B85, M 20, M20, NGC 6514, Trifid nebula
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Technical card

Imaging telescopes or lenses:GSO 10" f/8 RC GSO RC10

Imaging cameras:Starlight Xpress SX-H694


Guiding cameras:ZWO ASI 174

Focal reducers:Astro-Physics CCDT67

Software:PixInsightPhotoshop CC

Filters:Astrodon LRGB, Ha job: 2780953

RA center: 18h 2' 28"

DEC center: -22° 59' 13"

Pixel scale: 0.939 arcsec/pixel

Orientation: 91.381 degrees

Field radius: 0.319 degrees

Resolution: 1920x1516

Data source: Own remote observatory

Remote source: Lijiang Gemini Observatory


M20 Trifid Nebula
Object : M20
Date: Mar.-May 2019
Place : Gemini Remote Observatory, Lijiang, Yunnan, China
Telescope : GSO RC10 /AP CCDT67
Mount : SkyWatcher EQ8
Camera : SX-H694(-10ºC)
Filter : Astrodon LRGB , Ha
Exposure : R: R:300sx25 ,G:300sx19, B:300sx20 , L:300sx56 , Ha:1200sx7 (~12.3hr)
Guiding: OAG ASI174,
Processing: PI、PS-CC , StarNet



License: None (All rights reserved)

Sky plot

Sky plot


M20 Trifid Nebula, 



In these public groups

China Lijiang Gemini Observatory