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CTS (rocket stage) : ウィキペディア英語版 | CTS (rocket stage)
The CTS is an upper stage developed by CALT to improve the performance of the Long March 2C to high (>400 km of altitude) LEO missions like SSO. The two stage LM-2 delivers the payload and stage to an elliptical orbit with the desired apogee and the CTS points the stack in the correct vector and activates solid rocket motor (SRM) main engine to circularize it. It then dispenses the spacecraft an does a passivisation procedure.〔 == History == It was initially developed as the SD stage for the initial deployment of the initial deployment of the Iridium constellation in 1997.〔 In the 1999 LM-2C User Manual it was offered as the CTS option and flew to deploy the Double Star mission. Later it flew twice as part of the dual deployment system SMA, first for the deployment of the Huanjing 1A and 1B〔 and in 2012 for the Shijian 9A and Shijian 9A technology demonstrator missions.〔〔
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