Hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Horsehead nebula  ·  IC 434  ·  NGC 2023  ·  NGC 2024  ·  The star Alnitak (ζOri)
The Horsehead and the Flame, 



    
        

            Andrew Marjama
The Horsehead and the Flame
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The Horsehead and the Flame

The Horsehead and the Flame, 



    
        

            Andrew Marjama
The Horsehead and the Flame
Powered byPixInsight

The Horsehead and the Flame

Equipment

Imaging Telescopes Or Lenses
Celestron Rasa 11"
Imaging Cameras
ZWO ASI183MM-PRO · ZWO ASI183MC PRO cooled ZWO ASI183MC Pro
Mounts
Sky-Watcher EQ6-R PRO Synscan
Filters
Astronomik Ha 1.25 5nm
Accessories
Astromania 60mm Guide Scope
Software
Adobe Phosotshop CC 2019 · Astro Pixel Processor by Aries Astro Pixel Processor APP
Guiding Cameras
ZWO ASI290mini

Acquisition details

Frames:
125x45" (1h 33' 45") (gain: 54.00) -18C bin 1x1
Astronomik Ha 1.25 5nm: 60x90" (1h 30') (gain: 111.00) -18C bin 1x1
Integration:
3h 3' 45"
Bortle Dark-Sky Scale:
6.00

Basic astrometry details

Astrometry.net job: 3266227

RA center: 05h41m20s.9

DEC center: -02°1221

Pixel scale: 1.455 arcsec/pixel

Orientation: 92.465 degrees

Field radius: 0.727 degrees

Resolution: 3000x1983

Data source: Backyard

Description

I tried another way of imaging with the RASA 11. I used my 183MC camera for color, then screwed my 6nm 1.25" H-Alpha filter directly into my 183MM camera to shoot H-Alpha.

No 2 inch "fast" filters used here.

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