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



    
        

            mads0100
M57
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M57

Technical card

Imaging telescopes or lenses: ED80

Imaging cameras: SBIG ST-10 XME

Mounts: Mountain Instruments MI-250

Guiding telescopes or lenses: ED80

Guiding cameras: SBIG ST-10 XME

Software: PixInsight  ·  Southern Stars Sky Safari Pro  ·  Maxim DL

Filters: Xagyl Comm 1.25" B  ·  Xagyl Comm 1.25" Red  ·  Xagyl Comm 1.25" G

Accessory: Astro-Tech 2" Field Flattener  ·  SBIG CFW 10  ·  Moonlite CF 2" focuser with high resolution stepper


Dates:July 9, 2013July 11, 2013

Frames:
Xagyl Comm 1.25" B: 10x240" (40') -10C bin 1x1
Xagyl Comm 1.25" G: 11x240" (44') -10C bin 1x1
Xagyl Comm 1.25" Red: 11x240" (44') -10C bin 1x1

Integration: 2h 8'

Darks: ~20

Flats: ~20

Bias: ~150

Avg. Moon age: 2.00 days

Avg. Moon phase: 5.31%


Basic astrometry details

Astrometry.net job: 162601

RA center: 18h 53' 30"

DEC center: +33° 0' 21"

Pixel scale: 2.316 arcsec/pixel

Orientation: -112.480 degrees

Field radius: 0.745 degrees


Resolution: 620x331

Description

M57 guided using the self-guiding feature on my ST-10XME. Threw some frames away but it wasn't too bad.

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M57, 



    
        

            mads0100