NSS-9 Knowpia

NSS-9
Mission type	Communications
Operator	SES New Skies (2009); SES World Skies (2009-2011); SES S.A. (2011-present)
COSPAR ID	2009-008A
SATCAT no.	33749
Mission duration	15 years
Spacecraft properties
Bus	GEOStar-2
Manufacturer	Orbital Sciences
Launch mass	2,230 kilograms (4,920 lb)
Power	2,300 watts
Start of mission
Launch date	12 February 2009, 22:09 UTC
Rocket	Ariane 5ECA V187
Launch site	Kourou ELA-3
Contractor	Arianespace
Orbital parameters
Reference system	Geocentric
Regime	Geostationary
Longitude	177° west
Perigee altitude	35,783 kilometres (22,235 mi)
Apogee altitude	35,801 kilometres (22,246 mi)
Inclination	0.01 degrees
Period	23.93 hours
Epoch	29 October 2013, 13:27:57 UTC

NSS-9 is a communications satellite owned by SES WORLD SKIES. It is an all C-band satellite intended as a replacement for NSS-5, and has three beams with 44 active C-band transponders.

NSS-9 was built by Orbital Sciences Corporation and launched February 12, 2009 aboard Ariane 5 flight V-187.^[2]^[3]

Built on the Orbital STAR-2 satellite bus,^[4] NSS-9 has an expected useful lifetime extending through 2024.^[5]

Its launch has been featured in National Geographic Channel's programme World's Toughest Fixes Satellite Launch S02E01.^[6]

References edit

^ "NSS 9 Satellite details 2009-008A NORAD 33749". N2YO. 29 October 2013. Retrieved 29 October 2013.
^ "Satellite Data - NSS-9". SES NEW SKIES. Archived from the original on 2009-02-25.
^ "Ariane 5 begins 2009 with another successful launch at Arianespace's service". Arianespace.
^ "Orbital-Built NSS-9 Communications Satellite Successfully Launched For SES NEW SKIES". Northrop Grumman. February 13, 2009. Retrieved March 11, 2023.
^ Krebs, Gunter D. "NSS 9". Gunter's Space Page. Retrieved March 11, 2023.
^ "World's Toughest Fixes: Satellite Launch s02e01". National Geographic Channel. Retrieved March 11, 2023.