Sicral 1A

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General

Designation	26694 / 01005A
Launch date	7 Feb 2001
Country of origin	Italy
Mission	Military: Telecommunications
Geostationary orbit	16.2°E (before blackout)
Launch vehicle	Ariane V139

When inclined in Aug 2007.

Should cost EUR 370 million

In Dec 2014 moved to 21.5°E to save the orbital slot that Luxembourg is planning to use for an X- and Ka-band satellite to be launched in 2017. That move was required because Astra 2G was late for launch.

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End of life

Out of service	In 2021 the Sicral 1 satellites are said to be decommissionned.
Cause	Amateurs report it has been sent to juno orbit
Decay

sat-index articles

Technical data

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Specifications

Prime contractor	Alenia Spazio (for the Sitab consortium)
Platform	Italsat
Mass at launch	2596 kg
Dry mass	1253 kg
Payload mass	450 kg
Dimension	2.79 m height x 3.43 x 4.93 m
Solar array	24.5 m span
Stabilization	3 axis
DC power	BOL: 3280 W
Design lifetime	10 years

Telemetry in S- and X-band
Command in S-band.

Would have 9 transponders in SHF, UHF and EHF. On board band switching.

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UHF-band (300/260 MHz)

Main transponders
Backup transponders
Power
Bandwidth
Coverage	global
EIRP max	33 dBW
G/T max
Polarization

Known freq: 252.200 MHz-252.350 MHz, 258.150 MHz-258.300 MHz and 267.100 MHz-267.250 MHz
Possible telemetry at 2203.44 MHz

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SHF-band (8/7 GHz)

Main transponders
Backup transponders
Power
Bandwidth
Coverage	1 shaped beam covering Europe, the Middle East and North East Africa 2 mobile spot beams
EIRP max	44 dBW
G/T max
Polarization

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EHF-band (44/20 GHz)

Main transponders
Backup transponders
Power
Bandwidth
Coverage	global and shaped-spot to cover Italy
EIRP max
G/T max
Polarization

Beacon & Telemetry at 20.250 GHz

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