Celestial hemisphere:  Northern  ·  Constellation: Lacerta (Lac)  ·  Contains:  8 Lac  ·  LBN 429  ·  LBN 430  ·  LBN 437  ·  The star 8Lac
SH2-126 Gecko Nebula, Dawn Lowry
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SH2-126 Gecko Nebula

SH2-126 Gecko Nebula, Dawn Lowry
Powered byPixInsight

SH2-126 Gecko Nebula

Equipment

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Acquisition details

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Description

SH2-126 Gecko Nebula
This past November (2021) A group of us headed to West Texas under B1 skies for 9 wonderful nights and imaged.  
The Gecko Nebula, LBN 437, is a molecular cloud in the constellation Lacerta and is paired with the large emission nebula Sh2-126 that runs through this frame. The left lobe of the Gecko contains many bright stars that were newly formed from the cloud. In this region, the young star V375 is associated with the X-shaped Herbig-Haro object HH398. These objects are bright regions of nebulosity associated with newborn stars, and are formed when gas ejected by the star collides with nearby clouds of gas and dust. 
This is my edit from a Collaboration of data acquisition under Bortle 1 skies at the Shurley Ranch in Marfa, Texas, November 2021, by Dawn Lowry, Gian Lorenzo Ferretti, Ewa Pasiak and Terry Felty.   

Date: Nov 4, 2021
Scope: ES ED80 reduced by 0.8 for the Lum and Meade 6000 for color data
Camera: ASI2600MC for color and ASI294MM for the Lum and Ha  

Frames: Astrodon LRGB Gen 2 and Ha51 frames for color; 93 frames for LUM and 32 frames of Ha    all at 180sec each frame.  

Total Integration: 8h 48m Thank you for looking and~CLEAR SKIES>
Locations: West Texas Bortle 1 Shurley Ranch, Marfa, TX, United States  

processing Pixinsight: 
Color workflow
DBE individually with careful attention to Ha regions.
BGN and color calibration;
MLT for Noise reduction with mask selection 
Lum workflow~
DBE 
MLT for noise reduction x 2 
HT for Lum with Bg at 11% for both color and Lum-further stretch with Lum mask-
Starnet with mask removal and mask applied for Ha integration
Saturation for stars and reintegration with pixel math after morphing all the stars individually
LHE after for small and larger kernels masked for the nebula regions. Only at 15%
Multiple masks for Curves with range and color and Lum masking for lightness and sat boost
SCNR
TGVDN
MLT 
XPTR with Lum mask for lum boost;
 ICC color profile

Comments

Sky plot

Sky plot

Histogram

SH2-126 Gecko Nebula, Dawn Lowry

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