Directv 7S

Also called DTV 7S and DBS 7S, S2455

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General

Designation	28238 / 04016A
Launch date	5 May 2004
Country of origin	United States
Mission	Direct TV
Geostationary orbit	119°W
Launch vehicle	Zenit Sea Launch #13

Was originally planned on Ariane but was transferred to Sea Launch under their backup plan.

Tested from 129°W

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End of life

Out of service	Jan 2021
Cause	Sent to junk orbit

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External resources

sat-index articles

Technical data

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Lyngsat transponder loading

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Specifications

Prime contractor	SS/L
Platform	FS-1300
Mass at launch	5483 kg
Mass in orbit
Dimension
Solar array
Stabilization	3-axis
DC power	BOL: 13000 W
Design lifetime	15 years

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Ku-band (12.2-12.7 GHz)

Main transponders	37 spot-beam transp. 7 national transp.
Backup transponders
Power
Bandwidth	24 MHz
Coverage	Conus, Alaska, Hawaii with multiple spot beams
EIRP max
G/T max
Polarization	LHCP & RHCP
Frequencies	uplink: 17.300-17.800 GHz downlink: 12.200-12.700 GHz

In one operating mode, the new satellite will be capable of providing up to 54 transponders for high-quality local and national digital video service broadcast into 27 beams. In its other configuration, the satellite will be capable of providing up to 44 transponders broadcast into 30 beams.

Ku-band DBS US frequency chart

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