Hemisphere:  Southern  ·  Constellation: Scorpius (Sco)  ·  Contains:  M 4  ·  NGC 6121
Messier 4, 



    
        

            L. Fernando Parmegiani
Messier 4
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Messier 4, 



    
        

            L. Fernando Parmegiani
Messier 4
Powered byPixInsight

Acquisition details

Dates:
July 11, 2018
Frames:
Optolong Blue 36mm: 3×120(6′) bin 1×1
Optolong Green 36mm: 3×120(6′) bin 1×1
Optolong Lum 36mm: 7×120(14′) bin 1×1
Optolong Red 36mm: 6×120(12′) bin 1×1
Integration:
38′
Darks:
20
Bias:
100
Avg. Moon age:
27.64 days
Avg. Moon phase:
4.01%

Basic astrometry details

Astrometry.net job: 2176602

RA center: 16h23m33s.6

DEC center: -26°3050

Pixel scale: 0.954 arcsec/pixel

Orientation: 271.799 degrees

Field radius: 0.431 degrees

Resolution: 2520x2061

File size: 3.2 MB

Locations: Brazilian Astrophotography Meeeting, Padre Bernardo, Goias, Brazil

Data source: Traveller

Comments

Revisions

  • Messier 4, 



    
        

            L. Fernando Parmegiani
    Original
  • Messier 4, 



    
        

            L. Fernando Parmegiani
    B
  • Final
    Messier 4, 



    
        

            L. Fernando Parmegiani
    C

Sky plot

Sky plot

Histogram

Messier 4, 



    
        

            L. Fernando Parmegiani