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DEEP SPACE
NGC1491 Narrowband - false colour
NGC1491 (Narrowband - false colour)
September 2011

NGC1491. Emission nebula in Perseus

T: 190mm Maksutov Newtonian
C: QHY IMG2Pro at ~-28°c
F: Astronomik Ha, OIII & SII
G: OAG + SX Lodestar
M: NEQ6+EQMod

Ha - 420 minutes
OIII - 400 minutes
SII - 380 minutes

Stacked SII/Ha/OIII