Rocket: Chang Zheng 3B/G2; Payload: TJS 4 [Tongxin Jishu Shiyan Weixing (TJSW-4)]; Date: 17 October 2019, 1521 UTC; Launch site: Xichang Satellite Launch Center, China. The satellite was deployed into a 200 km x 35,810 km x 27° geostationary transfer orbit.