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JCSAT-2B

From Wikipedia, the free encyclopedia
JCSAT-2B
NamesJCSAT-14
Mission typeCommunication
OperatorSKY Perfect JSAT Group
COSPAR IDJCSAT-14[1]
SATCATno.41471[2]
Spacecraft properties
SpacecraftJCSAT-14
BusSSL 1300
ManufacturerSSL
Launch mass4,696.2 kg (10,353 lb)[3]
Dry mass2,194.2 kg (4,837 lb)
Dimensions25.5 m (84 ft) (solar arrays span)
Power9.9 kW
Start of mission
Launch date05:21, May 6, 2016 (UTC) (2016-05-06T05:21:00Z)
RocketFalcon 9 Full Thrust
Launch siteCape CanaveralSLC-40
ContractorSpaceX
Orbital parameters
Longitude154°East
Transponders
Band26C band and 18Ku band
Bandwidth2,853 MHz

JCSAT-2B, known asJCSAT-14 before commissioning, is ageostationarycommunications satellite operated bySKY Perfect JSAT Group and designed and manufactured bySSL on theSSL 1300 platform.[4][5] It had a launch weight of 4,696.2 kg (10,353 lb), a power production capacity of 9 to 9.9 kW at end of life and a 15-year design life.[3] Its payload is composed of 26C band and 18Ku bandtransponders with a total bandwidth of 2,853 MHz.[3]

SKY Perfect JSAT Group will use JCSAT-2B as a replacement forJCSAT-2A to provide communications services to Japan, Asia, Russia, Oceania, and the Pacific Islands.[5]

History

[edit]

On June 11, 2013,SSL announced that it had been awarded a contract bySKY Perfect JSAT Group to manufactureJCSAT-14. It would be a 10 kW satellite with 26C band and 18Ku band transponders with a 15 years of expected life. It was scheduled for launch in 2015.[6]

On January 10, 2014, JSAT announced that it had signed a launch service contract withSpaceX for the launch of JCSAT-14 aboard aFalcon 9 rocket. The expected launch date was the second half of 2015.[7] But the failure ofFalcon 9 Flight 19 meant a delay of at least six months on the launch.[3]

On March 14, 2016, SSL delivered JCSAT-14 to the launch site, atCape Canaveral Air Force Station, for launch processing and integration.[8]JCSAT-14 was launched on May 6, 2016, at 05:21 UTC by aFalcon 9 rocket.[3] The next day, SSL announced that the satellite had deployed the solar arrays, was in full control and was performing orbital maneuvers to reach its operational position.[9]

Since July 2016, the rechristened JCSAT-2B is commissioned and operational at the154° East orbital slot.[10]

Launch and rocket landing

[edit]
Further information:Falcon 9 first-stage landing tests § Flight 24: first return from GTO mission

JCSAT-14 was launched togeostationary transfer orbit on May 6, 2016, at 05:21 UTC, as the 24th mission of aFalcon 9 Full Thrust rocket.[3] The rocket's first stage subsequently landed on theautonomous spaceport drone shipOf Course I Still Love You in the Atlantic Ocean.[11]

The first stage of the rocket encountered "extreme temperatures during its reentry into Earth atmosphere" and was subsequently identified as a candidate for reflight, and as a "reference vehicle" for further testing. It was subjected to a series of tests, including a 150-second full-duration engine firing completed on 28 July 2016. Additional tests were planned before SpaceX determines the stage's suitability for reuse on a subsequent launch.[12] SpaceX has since completed at least 7 more full-duration firings of the core, and has indicated that this stage will be used solely for ground testing purposes.[citation needed]

See also

[edit]

References

[edit]
  1. ^"JCSAT-14". NASA Space Science Data Coordinated Archive. Retrieved29 July 2016.
  2. ^"JCSat 2B". Satbeams. Retrieved26 July 2016.
  3. ^abcdefGraham, William (2016-03-05)."Falcon 9 launches with JCSAT-14 – lands another stage". NASASpaceflight.com. Retrieved29 July 2016.
  4. ^Krebs, Gunter Dirk (2016-04-21)."JCSat 14 (JCSat 2B)".Gunter's Space Page. Retrieved20 July 2016.
  5. ^ab"JCSat 14".SSL. Archived fromthe original on 18 July 2016. Retrieved29 July 2016.
  6. ^"SSL selected to provide satellite to Sky Perfect JSAT".SSL. 2013-06-12. Retrieved29 July 2016.
  7. ^"SKY Perfect JSAT signed a Launch Service Contract for JCSAT-14 satellite with SpaceX"(PDF).SKY Perfect JSAT Group. 2014-01-10. Retrieved29 July 2016.
  8. ^"SSL delivers communications satellite for Sky Perfect JSAT to Cape Canaveral launch base".SSL. 2016-03-14. Retrieved29 July 2016.
  9. ^"SSL satellite for Sky Perfect JSAT begins post-launch maneuvers according to plan".SSL. 2016-05-06. Retrieved29 July 2016.
  10. ^"Satellite Fleet JSAT". SKY Perfect JSAT Corporation. Archived fromthe original on 3 September 2016. Retrieved29 July 2016.
  11. ^Dean, James (16 May 2016)."SpaceX Falcon 9 first stage booster suffered 'max' damage on landing".Florida Today. Retrieved31 March 2017.
  12. ^Berger, Eric (2016-07-29)."SpaceX takes another step toward reusability with 150-second engine test".Ars Technica. Retrieved2016-07-29.

External links

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