Horizons 3e

S2947

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General

Designation	43633 / 18074B
Launch date	25 Sep 2018
Country of origin	United States
Mission	Telecommunications
Geostationary orbit	169°E
Launch vehicle	Ariane VA243

Tested at 164.2°E

The Horizons 3e satellite is owned by a new joint venture company, Horizons-3 Satellite LLC, the membership of which will be held by JSAT International Inc., a subsidiary of JSAT and Intelsat Horizons-3 Corporation, a subsidiary of Intelsat, both of which are based in the United States.

High Throughput satellite based on Intelsat's EpicNG. First satellite in Intelsat's EpicNG spacecraft series to feature entire Ku-band spot beams utilising multiport amplifiers.

sat-index articles

Technical data

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Lyngsat transponder loading

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Specifications

Prime contractor	Boeing
Platform	BS-702MP (EpicNG)
Mass at launch	6441 kg
Dry mass
Dimension
Solar array
Stabilization	3-axis
DC power	BOL: 18.5 kW
Design lifetime	15 years

TT&C uplink: 5925.5, 6424.5 and 5850-5853.5 MHz
TT&C downlink: 4197.75, 4198.25, 4198.75, 4199.75, 11451, 12200.25 MHz

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C-band

Main transponders
Backup transponders
Power
Bandwidth
Coverage	spots covering Japan, Alaska, Hawaii and California, South West Australia, New Zealand Global
EIRP max	global: 36.6 dBW spots: 51 dBW
G/T max	global: -4.9 dB/K spots: 11.2 dB/K
Polarization	linear and circularl
Frequencies	downlink: 3700-4200 MHz uplink: 5925-6425 MHz

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Ku-band

Main transponders
Backup transponders
Power
Bandwidth
Coverage	Asia-Pacific spots
EIRP max	64.5 dBW
G/T max	19.9 dBW
Polarization	linear H/V
Frequencies	downlink: 10.85-11.7, 12.2-12.75 GHz uplink: 12.92-13.25, 13.75-14.5 GHz

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