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Contains:  M 4, NGC 6121, NGC 6144, The star Al Niyat (σSco)
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M4, 



    
        

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M4
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M4

Technical card


Dates:May 26, 2020

Frames: 100x40" (gain: 95.00) -5C

Integration: 1.1 hours

Darks: ~100

Flats: ~20

Flat darks: ~20

Avg. Moon age: 3.64 days

Avg. Moon phase: 14.23%

Bortle Dark-Sky Scale: 3.00


Basic astrometry details

Astrometry.net job: 3562045

RA center: 16h 23' 36"

DEC center: -26° 32' 9"

Pixel scale: 4.947 arcsec/pixel

Orientation: 85.293 degrees

Field radius: 1.981 degrees


Resolution: 2406x1589

Locations: Bégou Observatory, Lacour, Midi-pyrénées, France

Data source: Own remote observatory

Remote source: Non-commercial independent facility

Description

First Light with RASA 8. Processed in StarTools, tried to mess with the data as litlle as possible.

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