Celestial hemisphere:  Southern  ·  Constellation: Aquarius (Aqr)  ·  Contains:  Helix Nebula  ·  NGC 7293
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The Helix Nebula (NGC 7293), 



    
        

            Olivier Ravayrol
The Helix Nebula (NGC 7293)
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Getting plate-solving status, please wait...
The Helix Nebula (NGC 7293), 



    
        

            Olivier Ravayrol
The Helix Nebula (NGC 7293)
Powered byPixInsight

Acquisition details

Dates:
Sept. 12, 2021
Frames:
Astronomik H-alpha CCD 6nm 1.25": 29×480(3h 52′) ISO15 (gain: 75.00) -15°C bin 1×1
Astronomik OIII CCD 6nm 1.25": 22×480(2h 56′) ISO15 (gain: 75.00) -15°C bin 1×1
Integration:
6h 48′
Darks:
29
Flats:
30
Bias:
100
Avg. Moon age:
5.92 days
Avg. Moon phase:
34.65%
Bortle Dark-Sky Scale:
5.00
Mean FWHM:
8.40
Temperature:
22.00

Basic astrometry details

Astrometry.net job: 5116014

RA center: 22h29m39s.4

DEC center: -20°4857

Pixel scale: 0.777 arcsec/pixel

Orientation: 103.451 degrees

Field radius: 0.601 degrees

Resolution: 4480x3306

File size: 6.3 MB

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

Data source: Backyard

Description

HO-HOO (6nm narrow band filters)
Bin1x1 Ha:3h52, OIII:2h56mn exposure time
200/1000 mm Newtonian telescope
Camera ZWO ASI1600MM Pro
Guiding with AOG and ZWO ASI1174MM mini camera using PHD2
Automatic acquisitions with APT
Preprocessing with SIRIL
Image processing with Photoshop
Final touch with Lightroom

Comments