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 rielaborata 04-04-2017

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