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Ring Nebula - NGC 6720, M57, 



    
        

            Connolly33

Ring Nebula - NGC 6720, M57

Technical card

Imaging telescopes or lenses: CELESTRON EdgeHD 800

Imaging cameras: SBIG ST-8300-M

Mounts: Celestron CGEM Hypertuned

Guiding telescopes or lenses: Stellarvue Deluxe 80mm Apo Triplet

Guiding cameras: Starlight Xpress Lodestar guider (mono)

Software: PHD Guiding  ·  Photoshop  ·  Images Plus, PS, PHD Images Plus 5.75, PS, PHD

Filters: Sulfur II  ·  Hydrogen Alpha filter  ·  OIII  ·  LPR/UHC Filter



Basic astrometry details

Astrometry.net job: 368302


Resolution: 468x312

Description

65 min luminance, 25 min Ha, 30 min OIII and 10 min SIII (drive battery died)

Comments

Histogram

Ring Nebula - NGC 6720, M57, 



    
        

            Connolly33