Hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Hercules Globular Cluster  ·  M 13  ·  NGC 6205
The Great Globular Cluster in Hercules (M13), 



    
        

            Olivier Ravayrol
The Great Globular Cluster in Hercules (M13)
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The Great Globular Cluster in Hercules (M13)

The Great Globular Cluster in Hercules (M13), 



    
        

            Olivier Ravayrol
The Great Globular Cluster in Hercules (M13)
Powered byPixInsight

The Great Globular Cluster in Hercules (M13)

Equipment

Imaging Telescopes Or Lenses
Orion 200mm f/5 Newtonian
Imaging Cameras
ZWO ASI1600MM Pro
Mounts
Orion Sirius EQ-G (HEQ5) - belt mod
Filters
Astronomik LRGB 1.25"
Accessories
ZWO EFW 8 x 1.25″/31mm · Lacerta Flatfieldbox 290mm · CatsEye TELETUBE - INFINITY - BLACKCAT · Orion Low Profile Focuser · Pierro-Astro Masques de BAHTINOV · Pierro-Astro USB autoguider · Baader Planetarium MPCC Mark III Coma Corrector
Software
Adobe Lightroom · Adobe Phosotshop CS5 · SIRIL
Guiding Telescopes Or Lenses
Orion Short Tube 80/400
Guiding Cameras
iNova PL1-M

Acquisition details

Dates:
Sept. 30, 2019
Frames:
Astronomik LRGB 1.25": 12x120" (24') ISO15 (gain: 75.00) -20°C bin 1x1
Astronomik LRGB 1.25": 27x60" (27') ISO15 (gain: 75.00) -20°C bin 2x2
Integration:
51'
Darks:
30
Flats:
15
Bias:
100
Avg. Moon age:
2.00 days
Avg. Moon phase:
4.46%
Bortle Dark-Sky Scale:
5.00

Basic astrometry details

Astrometry.net job: 3507265

RA center: 16h41m54s.2

DEC center: +36°2746

Pixel scale: 0.777 arcsec/pixel

Orientation: 286.291 degrees

Field radius: 0.489 degrees

Resolution: 3551x2809

Locations: Observatoire personnel, Tournefeuille, Haute-Garonne, France

Data source: Own remote observatory

Description

The Great Globular Cluster in Hercules (M13)

Tournefeuille, France

L-RGB

Exposure time :

Bin1x1 : L:24mn ; Bin2x2 : R:9mn, G:9mn, B:9mn

200/1000 mm Newtonian telescope

Camera ZWO ASI1600MM Pro

Preprocessing with SIRIL

Image processing with Photoshop

Final touch with Lightroom

Comments