China successfully launches fourth data satellite Tianlian I-04

China has successfully launched its fourth data satellite named Tianlian I-04. The satellite will join its three predecessors to achieve global network operation. The satellite was launched on board of Long March-3C carrier rocket from the Xichang Satellite Launch Centre in southwest Sichuan province.

 Key Facts 

• Tianlian I-04 has been developed by the China Academy of Space Technology under the China Aerospace Science and Technology Corporation.
•  The satellite seeks to achieve global network operation that will provide data relay, measurement and control services for its manned spacecraft. 
• The network will also offer data relay services for the country’s medium- and low-Earth orbiting resources satellites, control support and measurement for spacecraft launches. 

Background

• Tianlian I and CTDRS-1 is a Chinese data tracking and relay communications satellite series. Functionally, it is similar to US Tracking and Data Relay Satellite System.
•  China had launched its first data relay satellite the Tianlian I-01, in April 2008.The second and third relay satellite was launched in July 2011 and July 2012 respectively.