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Gum 46 (RCW 71) shining though the Coalsack dark nebula, 



    
        

            Alexandr Zaytsev
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Gum 46 (RCW 71) shining though the Coalsack dark nebula

Getting plate-solving status, please wait...
Gum 46 (RCW 71) shining though the Coalsack dark nebula, 



    
        

            Alexandr Zaytsev
Powered byPixInsight

Gum 46 (RCW 71) shining though the Coalsack dark nebula

Acquisition details

Dates:
April 9, 2022
Frames:
24×300(2h)
Integration:
2h
Avg. Moon age:
7.59 days
Avg. Moon phase:
52.15%

RA center: 12h50m20s.439

DEC center: -61°3501.18

Pixel scale: 0.273 arcsec/pixel

Orientation: -124.299 degrees (flipped)

Field radius: 0.212 degrees

WCS transformation: thin plate spline

More info:Open 

Resolution: 3959x3959

File size: 9.7 MB

Data source: Amateur hosting facility

Remote source: ChileScope

Description

2h of integral LRGB exposure of the Gum 46 (RCW 71) emission nebula [1] sitting behind (!) the Coalsack dark nebular in all of its pink glory)) Captured remotely using Telescope #1 (ASA-RC D = 1m f/6.8, FLI ProLine 16803) system of ChileScope observatory.

[1] https://arxiv.org/abs/astro-ph/0412602

A wider angle view of the entire Coalsack nebula is also available under [2]:

[2] https://www.astrobin.com/q16jx0/

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Gum 46 (RCW 71) shining though the Coalsack dark nebula, 



    
        

            Alexandr Zaytsev

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Dark Nebula
Rarely Imaged Small DSOs