The partially embedded cluster NGC 2244, as one of the youngest open clusters with an evolutionary age of about 2Myrs, is located in the center of Rosette Nebula.

• NGC 2244 是个年龄只有2Myr 左右的非常年轻的疏散星团,位于玫瑰星云的中心空洞处,是个部分嵌埋星团。