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The Christmas Tree Cluster

The Christmas Tree Cluster

Constellation: Monoceros
Telescope: Takahashi FS-60C
Camera: QSI 520i
Mount: Takahashi EM-200
Filter: AstroDon 3nm Hydrogen-alpha filter
Acquisition Date: December 22, 2008
Location: Ball Ground, GA
Exposure Details: 9 - 20-minute images through H-alpha filter
Total Exposure Time: 3 hours
Acquisition Software: The SkyX Professional, Maxim DL
Processing Software: CCDStack, Photoshop, Gradient Xterminator