- Exposure: (Ha) HaGB
- All exposures binned 1x1
- Ha 24x900s, G
18x260s, B 18x440s
- Telescope: Stellarvue SV80S @ f/4.77
- Mount: MI-250 GoTo
- Camera: SBIG ST-2000XM CCD, SBIG CFW-8
- Location: My backyard in Goleta, CA
- Date/Time:
- Ha: December 18-19, 2004, 21:26-04:42 PST
- G: December 11, 2004, 21:46-23:19 PST
- B: December 11, 2004, 02:36-05:06 PST
- Processing: Taken in CCDSoft v5 using
CCDCommander. Reduced in
CCDSoft. Aligned with RegiStar. Combined
sub-exposures
with Ray Gralak's Sigma Clip. DDP to with
custom
software. Curves, levels, unsharp mask, high pass filter,
selective
blur in Photoshop.
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- Name: NGC2264, Sh2-273, The
Christmas Tree Cluster, The Cone Nebula, The Foxfur Nebula
- Type: Emission & Reflection
nebula, Open Cluster
- Constellation: Monoceros
- Distance: 2400 light years
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