NGC 2264

4.1 may

2500 Lj

William Herschel

1785

NGC 2264 OCl • 495 • LBN 911

NGC 2264 describes an area ( the Christmas Tree star cluster ), and the diffuse nebulae in between from a part of an H II region ( with a preceding dark cloud, the Cone Nebula ), a star cluster. It is located about 2500 light years away in the constellation of Monoceros and has the dimensions of 20.0 ' x 20.0 ' and an apparent brightness of 4.1 mag.

Often, the individual components are mislabeled. For example, the H II region referred to alone as NGC 2264th The New General Catalogue, however, the total of the H II region, open star clusters and diffuse nebula with the number 2264th