| 词条 | NSS-9 |
| 释义 |
| name = NSS-9 | image = | image_caption = | mission_type = Communications | operator = SES New Skies (2009) SES World Skies (2009-2011) SES S.A. (2011-present) | website = | COSPAR_ID = 2009-008A | SATCAT = 33749 | mission_duration = 15 years | spacecraft_bus = GEOStar-2 | manufacturer = Orbital Sciences | launch_mass = {{convert|2230|kg|lb}} | power = 2,300 watts | launch_date = {{start-date|12 February 2009, 22:09|timezone=yes}} UTC | launch_rocket = Ariane 5ECA V187 | launch_site = Kourou ELA-3 | launch_contractor = Arianespace | entered_service = | disposal_type = | deactivated = | orbit_epoch = 29 October 2013, 13:27:57 UTC[1] | orbit_reference = Geocentric | orbit_regime = Geostationary | orbit_periapsis = {{convert|35783|km|mi}} | orbit_apoapsis = {{convert|35801|km|mi}} | orbit_inclination = 0.01 degrees | orbit_period = 23.93 hours | orbit_longitude = 177° west | apsis = gee | trans_band = | trans_frequency = | trans_bandwidth = | trans_capacity = | trans_coverage = | trans_TWTA = | trans_EIRP = | trans_HPBW = }} 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, NSS-9 has an expected useful lifetime extending through 2024.[4] Its launch has been featured in National Geographic Channel's programme World's Toughest Fixes S02E02.[5] References1. ^{{cite web|url=http://www.n2yo.com/satellite/?s=33749|title=NSS 9 Satellite details 2009-008A NORAD 33749|work=N2YO|date=29 October 2013|accessdate=29 October 2013}} 2. ^{{cite web |url=http://www.ses-newskies.com/nss9satdata.htm |title=Satellite Data - NSS-9 |publisher=SES NEW SKIES |deadurl=yes |archiveurl=https://web.archive.org/web/20090225035200/http://ses-newskies.com/nss9satdata.htm |archivedate=2009-02-25 |df= }} 3. ^{{cite web |url=http://www.arianespace.com/news-mission-update/2009/571.asp |title=Ariane 5 begins 2009 with another successful launch at Arianespace's service |publisher=Arianespace}} 4. ^{{cite web |url=http://www.newskies.com/uploads/NSS-9%20Infosheet%20May%202008.pdf |title=NSS-9 Infosheet |publisher=SES NEW SKIES }}{{dead link|date=February 2018 |bot=InternetArchiveBot |fix-attempted=yes }} 5. ^{{cite web |url=http://video.nationalgeographic.com/video/national-geographic-channel/full-episodes/worlds-toughest-fixes/ngc-satellite-launch/ |title=World's Toughest Fixes: Satellite Launch |publisher=NGC}} External links{{Portal|Spaceflight}}
4 : Communications satellites in geostationary orbit|Spacecraft launched in 2009|SES satellites|Satellites using the GEOStar bus |
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