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cyg-25-01

NGC7000 (North America Nebula)

[No deconvolution]         [Weak deconvolution]         [Strong deconvolution]

cyg-25-01-hhc2

Objective: 2.8/135mm Pentacon
Filter: L, Red, Green: Astronomik UHC + Astronomik Red (= H-Alpha); Blue: Schott OG530 + BG39
Date: Oct 13 2001, 23:30
Location: Pulsnitz, Germany 51°10'58''N, 14°01'19''E
IIT: Philips xx1411
Couple optic: Computar 1.3@3.5/25mm
Camera: SONY XC-73CE-LZI
Exposures: u+r: 63x10.24s, c: 128x1.28s


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