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Astrodude

© 2004 - 2010 Astrodude
Horsehead Region
B33 / IC434
CLICK THE IMAGE FOR LARGER IMAGE
Date: December 2009
FULL RESOLUTION

 

Apogee Alta U8300
Astrodon Narrowband (5nm SII, 5nm Ha, and 3nm OIII) filters
Takahashi FSQ-106n
Astro-Physics AP900GTO cp2 mount

Filter Data:
Ha + 33% SII data mapped to Red
SII data mapped to Green
OIII + 33% Ha data mapped to Blue
Ha = 120 minutes of exposure data
SII = 200 minutes of exposure data
OIII = 240 minutes of exposre data
1200 second sub-exposures autoguided by ST-402 with Astrodon MonsterMOAG

Total exposure time over 9 hours

Processing: Maxim DL and Photoshop CS3.