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Cygnus Wall, Part of NGC 7000 in SHO, EasyQuest
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Cygnus Wall, Part of NGC 7000 in SHO

Getting plate-solving status, please wait...
Cygnus Wall, Part of NGC 7000 in SHO, EasyQuest
Powered byPixInsight

Cygnus Wall, Part of NGC 7000 in SHO

Equipment

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Acquisition details

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Description

Comments
This is data back in the summer when I received my ASI2600mm pro. I wanted an SHO image of the Cygnus Wall of NGC 7000 as first light of the camera. I used the included ZWO filters that came with the camera as a bundle. The image you see is my second time processing as  my first time was not are good. After a few months I can back the results is what you see. The weird lines on the corner is caused by the OAG being in the way. Enjoy~

Moon Phase, Location, and Date
  • Moon Phase For July: 15%, 86%, 78%, 70% (Moon during HA session as well as SII)
  • Moon Phase For August: 41% (Moon was rising for SII and OIII but was on the other side of the sky)
  • Murfreesboro, TN (Bortle 6)
  • July 15,27,28,29, 2021
  • August 01, 2021

Equipment
  • Telescope/Lens: Explore Scientific ED102-FCD100 (714 mm at f/7)
  • Flattener/Reducer: Hotech 2" SCA Self-Centering Field Flattener (Native Focal Length)
  • Auto Focuser: ZWO EAF Electronic Automatic Focuser
  • Filter: ZWO 7.0nm Narrowband SII - 36mm Unmounted
  • Filter: ZWO 7.0nm Narrowband HA - 36mm Unmounted
  • Filter: ZWO 7.0nm Narrowband OIII - 36mm Unmounted
  • Filter Wheel: ZWO EFW (7 x 36mm)
  • Mount: Sky-Watcher HEQ5 Pro (Rowan Belt Modification for better tracking and autoguiding)
  • Off-Axis Guider: ZWO OAG
  • Guider: ZWO ASI120MM-MINI
  • Dew Heater Controller: Pegasus Astro Pocket Powerbox Micro (Clean up Cables)
  • Dew Heater: Dew Not 6" Dew Heater Strip - DN007
  • Dew Heater: Dew Not 1" Dew Heater Strip - DN002
  • Camera: ZWO ASI2600MM Pro
  • Polar Alignment: QHYCCD Polemaster (Precise polar alignment)
  • Laptop (For imaging, dither, auto guiding, plate solve)

Software
  • PHD2 (For Auto Guiding)
  • QHYCCD PoleMaster Software (Polar Alignment)
  • Astrophotography Tool (APT) (For Dither, plate solve, mount control)
  • EQMOD (Remove Hand Controller and allow pulse guiding)
  • Pegasus Astro Pocket Powerbox (Control the Pocket Powerbox Micro)
  • Deep Sky Stacker (Stacking Frames)
  • Photoshop (Processing)
  • PixInsight (Processing)

Acquisition
  • Exposure per Filter: 15 hrs
  • SII - 60 x 300s (5 hrs)
  • HA - 60 X 300s (5 hrs)
  • OIII - 60 x 300s (5 hrs)
  • Temperature: -5°C on all calibration frames as well as light frames
  • 60 Flats for SII
  • 40 Flats for HA and OIII
  • 20 Darks (Used Master Dark file)
  • 20 Bias (Used Master Bias file)
  • Gain: 100 (Unity Gain)
  • Bin: 1x1
  • Offset: Left Default

Processing in Photoshop and PixInsight
  • Stacked in DSS
  • Edited in Photoshop and PixInsight
  • Manual Gradient Adjustment
  • Selective Curves Adjustment
  • Color Correction
  • Blacks Correction
  • Light sharpening Applied
  • RC-Astro StarXTerminator in Photoshop
  • Adjusted levels
  • Adjusted Curves
  • Selective Curves Adjustment
  • Saturation Balance
  • Some Noise Reduction
  • Cropped
  • Morphological Transformation in PixInsight for Star reduction
  • Linear Dodge to add stars back on
  • Star color correction

Comments

Sky plot

Sky plot

Histogram

Cygnus Wall, Part of NGC 7000 in SHO, EasyQuest