Jcsat 5

Also called Jcsat 1B

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General

Designation	25067 / 97075A
Launch date	2 Dec 1997
Country of origin	Japan
Mission	Telecommunications
Geostationary orbit	150°E
Launch vehicle	Ariane V103

A thruster problem occured on 17 Jan 2005. Service was partially disrupted.
On 22 Jul 2005, an attitude problem interrupted transmissions.
In March 2006, the attitude had been re-established and the satellite placed back in GEO.

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Location

Begin	End	Position
L: 2 Dec 1997	Dec 1997	139°E
Mar 1998	Jan 2006	150°E
Jun 2006	Aug 2009	128°E (probably incorrect)
Sep 2009	May 2010	150°E
May 2010	Jun 2017	150°E inclined

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End of life

Out of service	Jul 2017
Cause	Sent to junk orbit

sat-index articles

Technical data

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Lyngsat transponder loading

EIRP coverage (dBW)

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Specifications

Prime contractor	Hughes
Platform	HS-601
Mass at launch	2982 kg
Mass in orbit	1819 kg
Dry mass	1308 kg
Dimension	stowed: 2.8 x 3.8 x 4.3 m
Solar array	26.2 m span
Stabilization	3-axis
DC power	5000 W
Design lifetime	12 years

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Ku-band

Main transponders	32
Backup transponders
Power	20 transponders of 60 W (TWTA) 12 transponders of 90 W (TWTA) for 36 MHz transponders
Bandwidth	16 transponders of 27 MHz 12+4 transponders of 36 MHz (4 36 MHz transponders can be switched to two 72 MHz transp. with 90 watts)
Coverage & EIRP max	Japan Asia-Pacific region (Japan, Korea, most of China, Thailand, Vietnam, Laos, part of Indonesia, part of Malaysia) Hawaii
Polarization	linear H/V

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