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Contains:  M 4, NGC 6121, The star Al Niyat (σSco)
Getting plate-solving status, please wait...
M4 and Sh2-9 in Scorpio, 





    
        

            Riccardo A. Balle...
M4 and Sh2-9 in Scorpio

M4 and Sh2-9 in Scorpio

Technical card

Resolution: 2532x3352

Dates:June 15, 2013

Frames:
Baader Planetarium L 36mm: 8x600" bin 1x1
Baader Planetarium RGB (36mm): 8x120" bin 2x2

Integration: 1.6 hours

Avg. Moon age: 6.20 days

Avg. Moon phase: 37.58%

Bortle Dark-Sky Scale: 3.00

Temperature: 11.00

Astrometry.net job: 88327

RA center: 245.677 degrees

DEC center: -25.975 degrees

Pixel scale: 2.222 arcsec/pixel

Orientation: 175.990 degrees

Field radius: 1.296 degrees

Description

On the left some of the Antares nebulosity.
Hard to fight gradients originating from Rome's illumination.

Comments

Author

RiccardoBallerini
Riccardo A. Balle...
License: None (All rights reserved)
2791
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Sky plot

Sky plot

Histogram

M4 and Sh2-9 in Scorpio, 





    
        

            Riccardo A. Balle...