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Contains:  Helix nebula, NGC 7293
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Helix Nebula - NGC7293, 


            Frédéric Girard
Helix Nebula - NGC7293

Helix Nebula - NGC7293

Technical card

Imaging telescope or lens:FSQ-106ED

Imaging camera:QSI 640 WSG

Mount:Avalon Linear


Filter:astronomik Filtre

Accessories:Orion Star Shoot Autoguiderphd guiding

Resolution: 1641x1505

Dates:Oct. 8, 2015

Frames: 81x300"

Integration: 6.8 hours

Avg. Moon age: 25.51 days

Avg. Moon phase: 17.22% job: 858048

RA center: 337.433 degrees

DEC center: -20.843 degrees

Pixel scale: 2.866 arcsec/pixel

Orientation: -102.602 degrees

Field radius: 0.887 degrees


Mix RHaVB:
- Ha = 26x900s -20C bin 1x1
- R = 24x300s -20C bin 1x1
- V = 8x300s -20C bin 1x1
- B = 23x300s -20C bin 1x1

150 offset, 45 dark, 10 flat



Frédéric Girard
License: Attribution-NonCommercial Creative Commons

Sky plot

Sky plot


Helix Nebula - NGC7293, 


            Frédéric Girard