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Swan Nebula M17, 


            Stefan Westphal

Swan Nebula M17

Technical card

Resolution: 2329x1760

Dates:July 11, 2015

Frames: 41x600"

Integration: 6.8 hours

Avg. Moon age: 24.95 days

Avg. Moon phase: 21.94% job: 722136

Locations: Emberger Alm - Sattlegger, Greifenburg, Kärnten, Austria


This is my M17 in a real colour combination. All other data corresponds by my SHO result.

R Ha + 24% Sll
G Olll
B Olll + 15% Ha



Stefan Westphal
License: None (All rights reserved)


Swan Nebula M17, 


            Stefan Westphal