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Here are details about a : Space commemorative cover or Space Cover.
Cosmodrom : USA
Date of Cancellation: Oct. 4, 2022
Printed: 200 units Kind of Event : Launch Launch pad : USA KSC (FL)
habité?/manned?: robot Mission type : Telecommunications
ou?/where?: au sol - ground
autographe?: non - none
Description : SES 20, 21
HomeSpacecraft by countryLuxembourg The Boeing Company will deliver a pair of highly efficient all-electric BSS-702SP satellites. The two satellites ‚Äì SES-20 and SES-21 ‚Äì will be manufactured and assembled in Los Angeles, California.
These four C-band only new satellites will enable SES to clear 280 MHz of mid-band spectrum for 5G use while seamlessly migrating SES‚Äôs existing C-band customers. Each satellite will have 10 primary transponders of 36 MHz plus back-up tubes so they can enable the broadcast delivery of digital television to more than 120 million TV homes as well as provide critical data services. The satellites, when launched in Q3 2022, will be positioned at 103 degrees West, 131 degrees West and 135 degrees West orbital slots.