Echostar 9

Also called Telstar 13, later renammed Intelsat Americas 13 (IA 13), Galaxy-13i, Galaxy 23,
S2179 (spacecraft) + S2170 (Ka) + S2143 (Ku)

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General

Designation	27854 / 03034A
Launch date	08 Aug 2003
Country of origin	United States
Mission	Telecommunications
Geostationary orbit	121°W
Launch vehicle	Zenit Sea Launch #10

This GEO slot (121°W) is held by Papua New Guinea and licenced to Loral Skynet.
Licence extended till 30 Sep 2024.
Went inclined in Apr 2023.

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External resources

sat-index articles

Technical data

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Lyngsat transponder loading

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EIRP coverage (dBW)

C-band

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Specifications

Prime contractor	SS/L
Platform	FS-1300HP
Mass at launch	4737 kg
Mass in orbit
Dimension
Solar array
Stabilization	3-axis
DC power
Design lifetime	15 years

TT&C: downlink: 11705.5 and 12198 MHz; uplink: 14003 and 14497 MHz

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C-band

Main transponders	24
Backup transponders
Power
Bandwidth	36 MHz
Coverage	North America, Mexico and Central America
EIRP max	41 dBW
G/T max
Polarization	linear H/V

C-band transponder frequency chart

Forms the Telstar 13 payload at 121°W (operated by Loral). In Jul 2003, this payload is to be sold to Intelsat as Loral Space & Communications Ltd reorganises. Named IA-13 and later Galaxy-13i, then Galaxy-23.

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Ku-band

Main transponders	32
Backup transponders
Power	110 W TWTA
Bandwidth
Coverage	CONUS + Hawaii and Alaska
EIRP max
G/T max
Polarization	downlink: 11.7-12.2 GHz uplink: 14.0-14.5 GHz

Operated by Echostar

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Ka-band

Main transponders
Backup transponders
Power
Bandwidth
Coverage
EIRP max
Polarization
Frequencies	Uplink: 28.4-28.6 GHz & 29.3-30.0 GHz Downlink: 18.3-18.5, 18.6-18.8 GHz & 19.7-20.2 GHz

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