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



    
        

            mads0100
M57
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M57

Acquisition details

Dates:
Jan. 14, 2012
Frames:
Xagyl Comm 1.25" B: 4×60(4′) -15°C bin 2×2
Xagyl Comm 1.25" G: 4×60(4′) -15°C bin 2×2
Xagyl Comm 1.25" Luminance: 4×60(4′) -15°C bin 1×1
Xagyl Comm 1.25" Red: 4×60(4′) -15°C bin 2×2
Integration:
16′
Darks:
4
Flats:
10
Bias:
4
Avg. Moon age:
20.12 days
Avg. Moon phase:
70.87%
Bortle Dark-Sky Scale:
5.00
Mean FWHM:
5.00
Temperature:
15.00

Basic astrometry details

Astrometry.net job: 92179

RA center: 18h53m22s.6

DEC center: +33°0252

Pixel scale: 1.169 arcsec/pixel

Orientation: 155.695 degrees

Field radius: 0.282 degrees

Resolution: 620x463

File size: 141.0 KB

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M57, 



    
        

            mads0100