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M57, 





    
        

            silentrunning

M57

Technical card

Imaging telescope or lens:GSO / Teleskop-Service RC 12"

Imaging camera:QHY8L

Mount:Sky-Watcher NEQ6

Guiding camera:QHYCCD QHY5

Focal reducer:CCDT67

Software:Metaguide

Filter:CLS

Accessory:Orion OAG Deluxe

Resolution: 1458x1215

Dates:July 16, 2014

Frames: 13x300"

Integration: 1.1 hours

Avg. Moon age: 19.39 days

Avg. Moon phase: 77.64%

Astrometry.net job: 358589

Description

The moon drowned out most things last night but rather than waste the otherwise clear sky I went for the ring again. Stars are looking better, had another tweak with the collimation. Also used HLVG to reduce the otherwise overly green central region.

Comments

Author

silentrunning
silentrunning
License: None (All rights reserved)
3440
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Revisions

  • M57, 





    
        

            silentrunning
    Original
  • Final
    M57, 





    
        

            silentrunning
    B

Histogram

M57, 





    
        

            silentrunning