NGC4631 Whale Galaxy https://en.wikipedia.org/wiki/NGC_4631
R 195minuti
G 210minuti
B 165minuti
C8HD su AdvancedVX
CROP of FOV 0°44'x 0°33'
resolving 0.78"pix
1421mm f/7 Celestron Reducer
Sbig STF8300M
AO SX and Lodestar x2
Location : Alpi Friulane January 2017
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