23  August  2016
 
   The great globular cluster of southern skies  
                    
 


 By     Wellerson Lopes
www.flickr.com/photos/81303202@N05/albums/72157644561958843 )

    Name: Omega Centauri, NGC5139
Type: Globular Cluster
Distance: 15,800 of light-years
Diameter: 150 light-years
Apparent magnitude: 3.9
Constellation: Centaurus

This picture was registered at April, 10th 2016 in Astronomical Pole of Amparo - Amparo - São Paulo - Brazil.

Technical data:
ISO 800, 2h20m of exposition (28 subs), darks (~100), flats (60) and bias (~200).

Equipment:
- Equatorial Mount Orion Atlas EQ-G
- GSO Ritchey-Chretien Telescope 8" F8
- Canon DSLR 500D modded with Astrodon filter
- Focal reducer Astro-Physics 67 CCDT
- Guided with ASI120MM ZWO using OAG
- Astronomik CLS clip filter

Software
- Capture: BackyardEOS
- Processing: PixInsight 1.8, eXcalibrator and Adobe Photoshop CS5
- Guiding: PHD2     
 

 

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