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NGC225 VdB4 © Ken Crawford Rancho Del Sol Observatory MPC G67
Image Exposure Details
Filter |
Exposures |
Clear/ Lum |
420 minutes |
Red |
180 minutes |
Green |
140 minutes |
Blue |
200 minutes |
Ha 5nm |
0 minutes |
OIII 3nm |
0 minutes |
SII 5nm |
0 minutes |
NGC225 is an open cluster in Cassiopeia discovered in 1783. There is an associated dark nebula complex cataloged as VdB4. Some of the dust in the nebula is reflecting the blue light from the nearby blue stars giving the dusty structures its eerie blue cast.
RCOS 20" carbon truss - 100mm FFC
Paramount ME
Apogee Alta u16803
SBIG ST402 Guider
Astrodon MegaMoag
Astrodon 50mm Sq Filters
MaxDL 5
CCDAutopilot 5
CCDStack2
Photoshop CS5
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VdB4 revealed with over 15 hours of total exposure time with Astrodon LRGB Filters.
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IThis inverted image better shows the dusty regions of VdB4.