Hemisphere:  Northern  ·  Constellation: Lyra (Lyr)  ·  Contains:  IC 1296  ·  M 57  ·  NGC 6720  ·  Ring nebula in Lyra
M57 the ring nebula, 



    
        

            andyo
M57 the ring nebula
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M57 the ring nebula

M57 the ring nebula, 



    
        

            andyo
M57 the ring nebula
Powered byPixInsight

M57 the ring nebula

Technical card

Imaging telescopes or lenses: Sky-Watcher ED80 Pro

Imaging cameras: Atik 314L+

Mounts: Sky-Watcher NEQ6

Guiding telescopes or lenses: Sky-Watcher 9x50 finder/guider

Guiding cameras: QHYCCD QHY5

Focal reducers: Sky-Watcher 0.85x for 80ED

Software: Atik ArtemisCCD  ·  Astro Art AA5

Filters: Baader Ha 1.25" Filter  ·  Baader L 1.25'' Filter  ·  Baader B 1.25'' Filter  ·  Baader G 1.25'' Filter  ·  Baader R 1.25'' Filter

Accessory: Atik EFW2 Filter Wheel


Dates:April 27, 2013

Frames:
Baader B 1.25'' Filter: 8x180" (24') -22C bin 2x2
Baader G 1.25'' Filter: 8x180" (24') -22C bin 2x2
Baader Ha 1.25" Filter: 6x300" (30') -22C bin 2x2
Baader L 1.25'' Filter: 10x180" (30') -22C bin 1x1
Baader R 1.25'' Filter: 9x180" (27') -22C bin 2x2

Integration: 2h 15'

Flats: ~29

Bias: ~29

Avg. Moon age: 16.65 days

Avg. Moon phase: 96.03%


Basic astrometry details

Astrometry.net job: 182791

RA center: 18h 53' 35"

DEC center: +33° 2' 24"

Pixel scale: 2.557 arcsec/pixel

Orientation: 77.724 degrees

Field radius: 0.591 degrees


Resolution: 1333x996

Locations: home garden, lincoln, United Kingdom

Comments

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Histogram

M57 the ring nebula, 



    
        

            andyo