Astrophotography by Mario Cogo

Antares and M4 (Scorpius)

Antares & M4 

Immagine centrata attorno alla stella super gigante rossa Antares dove brilla anche l'ammasso globulare M4 in basso al centro. 

M4 uno degli ammassi globulari pi grandi e vicini a noi, distante poco meno di 6000 anni luce composto da oltre 100000 stelle.

Sulla destra la stella gigante blu Al Niyat (Sigma Scorpii) e la nebulosa ad emissione Sh2-9.

- Date / Location : 24-25 Aug 2019 from Tivoli Southern Sky Guest Farm "Namibia"
- Lens / Camera : Takahashi FSQ 106 ED f/5 - Canon EOS 6D Central DS (Baader Modified)
- Mount / Guide : Astro-Physics Mach1 GTO Mount -  Lacerta Mgen stand alone autoguider on 9x50 Finderscope
- Exposure Time : Exposures of  1,8 Min. (7,3 h Total)  @ 1600 Iso, No Dark - Yes Flat.
- Processing : Image Plus (Calibration), Registar (Alignment), PS, ImagePlus, NikCollection, SpikePro4 (Processing)
- Note : Good Trasparency - Temp Min. +11C  / Max. +16C - SQM-L 21,78 / 22,04
The M4 Globular Cluster core details was taken 06 July 2016 - Astro-Physics "Starfire"Apo Refractor
127 mm f/8 - Canon EOS 6D CDS - Exposures 1 & 8 min @ 1600 Iso

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