Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)
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The heart of Butterfly Nebula (IC1318), 



    
        

            Olivier Ravayrol
The heart of Butterfly Nebula (IC1318)
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The heart of Butterfly Nebula (IC1318)

Getting plate-solving status, please wait...
The heart of Butterfly Nebula (IC1318), 



    
        

            Olivier Ravayrol
The heart of Butterfly Nebula (IC1318)
Powered byPixInsight

The heart of Butterfly Nebula (IC1318)

Acquisition details

Dates:
Oct. 14, 2021
Frames:
Astronomik H-alpha CCD 6nm 1.25": 48×480(6h 24′) ISO15 (gain: 75.00) -20°C bin 1×1
Astronomik OIII CCD 6nm 1.25": 69×240(4h 36′) ISO15 (gain: 75.00) -20°C bin 2×2
Astronomik SII CCD 6nm 1.25": 83×240(5h 32′) ISO15 (gain: 75.00) -20°C bin 2×2
Integration:
16h 32′
Darks:
25
Flats:
26
Bias:
100
Avg. Moon age:
8.80 days
Avg. Moon phase:
64.85%
Bortle Dark-Sky Scale:
5.00
Mean FWHM:
5.20
Temperature:
10.00

Basic astrometry details

Astrometry.net job: 5330888

RA center: 20h26m57s.6

DEC center: +40°0820

Pixel scale: 0.777 arcsec/pixel

Orientation: 103.095 degrees

Field radius: 0.575 degrees

Resolution: 4247x3210

File size: 9.8 MB

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

Data source: Backyard

Description

Ha-SHO (6nm narrow band filters)
Bin1x1 Ha:06h24, Bin2x2 OIII:4h36mn & SII:5h32mn exposure time
200/1000 mm Newtonian telescope
Camera ZWO ASI1600MM Pro
Guiding with AOG and ZWO ASI1174MM mini camera using PHD2
Automatic acquisition with APT
Preprocessing with SIRIL
Image processing with Photoshop
Final touch with Lightroom

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