Celestial hemisphere:  Northern  ·  Constellation: Lyra (Lyr)  ·  Contains:  M 57  ·  NGC 6720  ·  Ring Nebula
M57 - Ring nebula, 



    
        

            Grozdan Grozev
M57 - Ring nebula
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M57 - Ring nebula

M57 - Ring nebula, 



    
        

            Grozdan Grozev
M57 - Ring nebula
Powered byPixInsight

M57 - Ring nebula

Acquisition details

Dates:
Aug. 10, 2013
Frames:
18×25(7′ 30″) ISO3200
Integration:
7′ 30″
Darks:
17
Avg. Moon age:
3.39 days
Avg. Moon phase:
12.47%

Basic astrometry details

Astrometry.net job: 3365235

RA center: 18h53m24s.7

DEC center: +32°5537

Pixel scale: 0.886 arcsec/pixel

Orientation: 247.761 degrees

Field radius: 0.769 degrees

Resolution: 5202x3465

File size: 10.6 MB

Locations: Rozhen National Observatory, Chepelare, Smolyan, Bulgaria

Data source: Traveller

Description

This was shot back in the summer of 2013. I don't remember how I hid the purple hallo around the stars :-).

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M57 - Ring nebula, 



    
        

            Grozdan Grozev