Express AM44

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General

Designation	33595 / 09007A
Launch date	11 Feb 2009
Country of origin	CIS
Mission	Telecommunications
Geostationary orbit	Express-03, 11°W
Launch vehicle	Proton #344

Tested at 35.7°E. Entered service in May 2009. Went inclined in Jan 2023.

The payload has been modified to be much lighter. Has a higher power output than other Express and uses steerable antennas of Ku- and C-band.

Technical data

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Lyngsat transponder loading

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EIRP coverage (dBW)

C-band
Ku-band steerable 1
Ku-band steerable 2

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Specifications

Prime contractor	Information Satellite Systems
Platform	NPO PM (bus only)
Mass at launch	2532 kg
Dry mass
Dimension
Solar array
Stabilization	3-axis
DC power	EOL: 6 kW
Design lifetime	12 years

Thales Alenia Space designed the payload.
3 steerable antenna

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L-band

Main transponders	1
Backup transponders
Power
Bandwidth	1 MHz
Coverage
EIRP max
G/T max
Polarization

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C-band

Main transponders	10
Backup transponders
Power
Bandwidth	40 MHz
Coverage	Hemispheric
EIRP max	47 dBW
G/T max
Polarization	circular L/R
Frequencies	uplink: 5.975-6.525 GHz downlink: 3.650-4.200 GHz

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Ku-band

Main transponders	16
Backup transponders
Power
Bandwidth	54 MHz
Coverage & EIRP max	2 Spots
EIRP max	53 dBW
G/T max
Polarization	linear H/V
Frequencies	uplink: 14.0-14.5 GHz downlink: 10.950-11.200 & 11.450-11.700 GHz

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