IC434/Barnard33 Horsehead Nebula in Orion

Click image to enlarge

To see this image in Hydrogen Alpha (B/W) click here

7 x 10 minute exposures through Custom Scientific 3nm Hydrogen Alpha filter

12 x 5 minute exposures through Optec IR Blocking Red, Green and Blue filters

LRGB combine where:

L= Ha + Red

R= Ha + Red

G= Green

B= Blue

Ha components taken on October 5, 2002 at Coyote Lake County Park, Gilroy, California

R, G, B components taken on October 12, 2002 in my backyard in Castro Valley, California

Imaging Scope: C14 @ f/11 (F=3910mm)

Imaging Camera: FLI IMG1024S @-25C 

FLI CFW1 Color Filter Wheel

Tracking Scope: TV101 with Televue 2X Big Barlow (F=1080mm)

Tracking Camera: SBIG ST7E @-10C

AP1200GTO Mount

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