Rosette Nebula

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NGC 2237 Rosette Nebula - distance 5,200 light years
NGC 2237 Rosette Nebula – distance 5,200 light years

frames:  Ha x 6x 15m, OIII x 4 x 20m, SII x 1 x 20m

mix : R = 85% H + 15%S, G= 15%H +85%O, B=0

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