A new catalog of HII regions in M31

We present a new catalog of HII regions in M31. The full disk of the galaxy (~24kpc from the galaxy center) is covered in a 2.2deg^2^ mosaic of 10 fields observed with the...我们发布了一份针对仙女座星系（M31）中电离氢区（HII regions）的全新星表。该星系的完整盘面（距星系中心约24千秒差距（kpc））被由10个观测场拼接而成的2.2平方度天区所覆盖，这些观测场使用……进行了观测。