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| mission_type = [[Communications satellite|Communication]]
| mission_type = [[Communications satellite|Communication]]
| operator = [[JSAT Corporation]]
| operator = [[SKY Perfect JSAT Group]]
| website =
| website =
| COSPAR_ID = 2009-044A
| COSPAR_ID = 2009-044A
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| deactivated = <!-- {{end-date|[insert date here]}} -->
| deactivated = <!-- {{end-date|[insert date here]}} -->


| orbit_epoch = 5 September 2014, 21:48:24&nbsp;UTC<ref name="n2yo">{{cite web|url=http://www.n2yo.com/satellite/?s=35755|title=JCSAT 12 Satellite details 2009-044A NORAD 35755|publisher=N2YO|date=5 September 2014|accessdate=6 September 2014}}</ref>
| orbit_epoch = 24 January 2015, 13:19:57&nbsp;UTC<ref name="n2yo">{{cite web|url=http://www.n2yo.com/satellite/?s=35755|title=JCSAT 12 Satellite details 2009-044A NORAD 35755|publisher=N2YO|date=24 January 2015|access-date=25 January 2015}}</ref>
| orbit_reference = [[Geocentric orbit|Geocentric]]
| orbit_reference = [[Geocentric orbit|Geocentric]]
| orbit_regime = [[Geostationary orbit|Geostationary]]
| orbit_regime = [[Geostationary orbit|Geostationary]]
| orbit_periapsis = {{convert|35785|km|mi}}<ref name="n2yo"/>
| orbit_periapsis = {{convert|35787|km|mi}}<ref name="n2yo"/>
| orbit_apoapsis = {{convert|35799|km|mi}}<ref name="n2yo"/>
| orbit_apoapsis = {{convert|35798|km|mi}}<ref name="n2yo"/>
| orbit_inclination = 0.05&nbsp;degrees<ref name="n2yo"/>
| orbit_inclination = 0.04&nbsp;degrees<ref name="n2yo"/>
| orbit_period = 1436.09&nbsp;minutes<ref name="n2yo"/>
| orbit_period = 1436.11&nbsp;minutes<ref name="n2yo"/>
| orbit_longitude =
| orbit_longitude =
| orbit_slot =
| orbit_slot =
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| trans_TWTA =
| trans_TWTA =
| trans_EIRP =
| trans_EIRP =
| trans_HPBW =
| trans_HPBW =

| programme = [[JSAT (satellite constellation)|JSAT]]
| previous_mission =[[JCSAT-11]]
| next_mission =[[JCSAT-13]]
}}
}}
'''JCSAT-RA''', previously known as '''JCSAT-12''',<ref name="GSP"/> is a Japanese geostationary [[communications satellite]], which is operated by [[SKY Perfect JSAT Group]].
'''JCSAT-RA''', previously known as '''JCSAT-12''',<ref name="GSP"/> is a [[Japan]]ese geostationary [[communications satellite]], which is operated by [[JSAT Corporation]]. It was ordered to replace the [[JCSAT-11]] satellite which was lost in a launch failure on a [[Proton-M]]/[[Briz-M]] rocket in 2007, and is currently used as an [[on-orbit spare]] satellite; a role in which it replaced the older [[JCSAT-R]] spacecraft, providing a reserve for if one of the company's other satellites fails. It is a {{convert|4000|kg|adj=on}} satellite, which was constructed by [[Lockheed Martin]] based on the [[A2100AX]] [[satellite bus]], with the same configuration as [[JCSAT-10]] and JCSAT-11.<ref name="GSP">{{cite web|url=http://space.skyrocket.de/doc_sdat/jcsat-10.htm|title=JCSat 10, 11, 12 (JCSat 3A, RA)|last=Krebs|first=Gunter|publisher=Gunter's Space Page|accessdate=31 July 2010}}</ref> The contract to build JCSAT-12 was awarded on 6 September 2007, the day after JCSAT-11 failed to reach orbit.<ref>{{cite web|url=http://www.sptvjsat.com/en/newsJSAT/news_pdf/070906_JS_replace_en.pdf|title=Order of the Replacement Satellite of JCSAT-11 Backup Satellite Following Launch Failure|date=2007-09-06|publisher=JSAT Corporation|accessdate=2009-08-21}}</ref>


==Details==
It was launched, along with the [[Australia]]n [[Optus D3]] satellite, by [[Arianespace]].<ref name="SND">{{cite web|url=http://www.satnews.com/cgi-bin/display_story.cgi?number=2044443551|title=Arianespace & JSAT Culminate Contract For JCSAT-12 |publisher=Satnews Daily|accessdate=2009-08-21}}</ref> An [[Ariane 5|Ariane 5ECA]] rocket was used for the launch, which occurred from [[ELA-3]] at the [[Guiana Space Centre]] in [[Kourou]], [[French Guiana]]. The launch took place at 22:09 GMT on 21 August 2009, at the start of a 60 minute [[launch window]].
It was ordered to replace the [[JCSAT-11]] satellite which was lost in a launch failure on a [[Proton-M]]/[[Briz-M]] rocket in 2007, and is currently used as an [[on-orbit spare]] satellite; a role in which it replaced the older [[JCSAT-R]] spacecraft, providing a reserve for if one of the company's other satellites fails. It is a {{convert|4000|kg|adj=on}} satellite, which was constructed by [[Lockheed Martin]] based on the [[A2100AX]] [[satellite bus]], with the same configuration as [[JCSAT-10]] and JCSAT-11.<ref name="GSP">{{cite web|url=http://space.skyrocket.de/doc_sdat/jcsat-10.htm|title=JCSat 10, 11, 12 (JCSat 3A, RA)|last=Krebs|first=Gunter|publisher=Gunter's Space Page|access-date=31 July 2010}}</ref> The contract to build JCSAT-12 was awarded on 6 September 2007, the day after JCSAT-11 failed to reach orbit.<ref>{{cite web|url=http://www.sptvjsat.com/en/newsJSAT/news_pdf/070906_JS_replace_en.pdf|title=Order of the Replacement Satellite of JCSAT-11 Backup Satellite Following Launch Failure|date=2007-09-06|publisher=JSAT Corporation|access-date=2009-08-21|url-status=dead|archive-url=https://web.archive.org/web/20110721175218/http://www.sptvjsat.com/en/newsJSAT/news_pdf/070906_JS_replace_en.pdf|archive-date=21 July 2011|df=dmy-all}}</ref>


It was launched, along with the Australian [[Optus D3]] satellite, by [[Arianespace]].<ref name="SND">{{cite web|url=http://www.satnews.com/cgi-bin/display_story.cgi?number=2044443551|title=Arianespace & JSAT Culminate Contract For JCSAT-12|publisher=Satnews Daily|access-date=2009-08-21|url-status=dead|archive-url=https://web.archive.org/web/20071005032053/http://www.satnews.com/cgi-bin/display_story.cgi?number=2044443551|archive-date=5 October 2007|df=dmy-all}}</ref> An [[Ariane 5|Ariane 5ECA]] rocket was used for the launch, which occurred from [[ELA-3]] at the [[Guiana Space Centre]] in [[Kourou]], [[French Guiana]]. The launch took place at 22:09 GMT on 21 August 2009, at the start of a 60-minute [[launch window]].
JCSAT-12 separated from its carrier rocket into a [[geosynchronous transfer orbit]], from which raise itself to [[geostationary orbit]] using a [[LEROS-1C]] [[apogee motor]]. It has a design life of fifteen years, and carries forty two [[transponder]]s; twelve G/H band, and thirty J band (US IEEE C and Ku bands respectively).<ref>{{cite web|url=http://www.arianespace.com/news-mission-update/2009/621.asp|title=Preparations continue with the JCSAT-12 and Optus D3 payloads for Ariane 5's next launch|date=2009-08-12|work=Mission Update|publisher=Arianespace|accessdate=2009-08-21}}</ref>

JCSAT-12 separated from its carrier rocket into a [[geosynchronous transfer orbit]], from which raise itself to [[geostationary orbit]] using a [[LEROS-1C]] [[apogee motor]]. It has a design life of fifteen years, and carries forty two [[transponder]]s; twelve G/H band, and thirty J band (US IEEE C and Ku bands respectively).<ref>{{cite web|url=http://www.arianespace.com/news-mission-update/2009/621.asp|title=Preparations continue with the JCSAT-12 and Optus D3 payloads for Ariane 5's next launch|date=2009-08-12|work=Mission Update|publisher=Arianespace|access-date=2009-08-21}}</ref>


==See also==
==See also==
{{Portal|Spaceflight}}
*[[2009 in spaceflight]]
*[[2009 in spaceflight]]


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{{Orbital launches in 2009}}
{{Orbital launches in 2009}}
{{JCSAT}}


{{Use British English|date=January 2014}}
{{Use British English|date=January 2014}}
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{{DEFAULTSORT:Jcsat-12}}
{{DEFAULTSORT:Jcsat-12}}
[[Category:Spacecraft launched in 2009]]
[[Category:Spacecraft launched in 2009]]
[[Category:Satellites using the A2100 bus]]

[[Category:Communications satellites of Japan]]
{{communications-satellite-stub}}
[[Category:Satellites of Japan]]
{{Japan-spacecraft-stub|nocat=yes}}

Latest revision as of 16:19, 20 August 2022

JCSAT-RA
Mission typeCommunication
OperatorSKY Perfect JSAT Group
COSPAR ID2009-044A Edit this at Wikidata
SATCAT no.35755
Mission duration15 years
Spacecraft properties
BusA2100AXS
ManufacturerLockheed Martin
Launch mass4,000 kilograms (8,800 lb)
Start of mission
Launch date21 August 2009, 22:09 (2009-08-21UTC22:09Z) UTC
RocketAriane 5ECA
Launch siteKourou ELA-3
ContractorArianespace
Orbital parameters
Reference systemGeocentric
RegimeGeostationary
Perigee altitude35,787 kilometres (22,237 mi)[1]
Apogee altitude35,798 kilometres (22,244 mi)[1]
Inclination0.04 degrees[1]
Period1436.11 minutes[1]
Epoch24 January 2015, 13:19:57 UTC[1]

JCSAT-RA, previously known as JCSAT-12,[2] is a Japanese geostationary communications satellite, which is operated by SKY Perfect JSAT Group.

Details

[edit]

It was ordered to replace the JCSAT-11 satellite which was lost in a launch failure on a Proton-M/Briz-M rocket in 2007, and is currently used as an on-orbit spare satellite; a role in which it replaced the older JCSAT-R spacecraft, providing a reserve for if one of the company's other satellites fails. It is a 4,000-kilogram (8,800 lb) satellite, which was constructed by Lockheed Martin based on the A2100AX satellite bus, with the same configuration as JCSAT-10 and JCSAT-11.[2] The contract to build JCSAT-12 was awarded on 6 September 2007, the day after JCSAT-11 failed to reach orbit.[3]

It was launched, along with the Australian Optus D3 satellite, by Arianespace.[4] An Ariane 5ECA rocket was used for the launch, which occurred from ELA-3 at the Guiana Space Centre in Kourou, French Guiana. The launch took place at 22:09 GMT on 21 August 2009, at the start of a 60-minute launch window.

JCSAT-12 separated from its carrier rocket into a geosynchronous transfer orbit, from which raise itself to geostationary orbit using a LEROS-1C apogee motor. It has a design life of fifteen years, and carries forty two transponders; twelve G/H band, and thirty J band (US IEEE C and Ku bands respectively).[5]

See also

[edit]

References

[edit]
  1. ^ a b c d e "JCSAT 12 Satellite details 2009-044A NORAD 35755". N2YO. 24 January 2015. Retrieved 25 January 2015.
  2. ^ a b Krebs, Gunter. "JCSat 10, 11, 12 (JCSat 3A, RA)". Gunter's Space Page. Retrieved 31 July 2010.
  3. ^ "Order of the Replacement Satellite of JCSAT-11 Backup Satellite Following Launch Failure" (PDF). JSAT Corporation. 6 September 2007. Archived from the original (PDF) on 21 July 2011. Retrieved 21 August 2009.
  4. ^ "Arianespace & JSAT Culminate Contract For JCSAT-12". Satnews Daily. Archived from the original on 5 October 2007. Retrieved 21 August 2009.
  5. ^ "Preparations continue with the JCSAT-12 and Optus D3 payloads for Ariane 5's next launch". Mission Update. Arianespace. 12 August 2009. Retrieved 21 August 2009.