Long March-2D launches TianHui-4

A Long March-2D launch vehicle launched the TianHui-4 satellite from the Jiuquan Satellite Launch Center, Gansu Province, northwest China, on 29 December 2021, at 11:13 UTC (19:13 local time). According to official sources, TianHui-4 (天绘-4, Sky Map-4) has entered the planned orbit and will be “mainly used to carry out scientific experimental research, land resources census, geographic information mapping and other tasks”. Credit: China Media Group(CMG)/China Central Television (CCTV)/China Aerospace Science and Technology Corporation (CASC)