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Object Type: Emission/reflection nebula, open cluster
Constellation: Monoceros
Magnitude: 3.9
Size: 20'

NGC 2264 contains the open cluster commonly called the Christmas Tree Cluster, and the Cone Nebula. The base of the Christmas Tree is formed by the magnitude-4.7 star S Monocerotis, with the apex of the tree pointing to the right, next to the Cone Nebula.

Equipment: ST-10XME/Vixen 102-ED/G-11
F-ratio: f/6.5
Exposures: RRGB: R 8 x 12 min: G 8 x 3 min: B 8 x 3 min: RGB binned 2x2.
Date: March 7, 2005
Location: Landers, California, USA
Technical Notes: Individual exposures were sigma combined. The RGB image was created in Registar 1.0, and the RRGB composited in Photoshop CS.