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Long March 3B launches TJSW-4


Long March 3B launches TJSW-4 China launched another secretive Tongxin Jishu Shiyan Weixing (TJSW -4) satellite on October 17. The launch took place at 15:21 UTC using the Long March-3B/G2 (Y57) ‘Chang Zheng-3B/G2’ launch vehicle from the LC3 launch complex. As with the previous launch of Communications Engineering Test Satellites, there is not much information regarding the satellite. When TJSW-1 was launched on September 12, 2015, Chinese authorities said then that the new satellite was a geostationary communications technology test satellite to be mainly used to conduct a test on Ka-band in broadband communication (frequencies between 27 and 40 GHz).   More



(Source: NASASpaceFlight.com - Oct 20)

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