picture of the encyclopedia
previous next
Focus
Version 0.81 comes with a new web design! Please allow popups for navigation.

Atlantic Bird 1


Also called Cesasat and Marconi (named after the Italian telecommunications pioneer Guglielmo Marconi (1874 - 1937). In 2012, renamed Eutelsat 12 West A

General


Designation 27508 / 02040A
Launch date 28 Aug 2002
Country of origin Europe
Mission Telecommunications
Geostationary orbit see below
Launch vehicle Ariane V155

Telecommunication satellite owned by the Czech company Satel Com (previously Cesa). It is leased to Eutelsat. The satellite was initially to be launched by Long March but a US export licence to China could not be obtained.

Project worth $160 million (in-orbit delivery + ground station at Pardubice)

In Dec 2003, it is leaked that the satellite is experiencing multiple hours failures which should lead tn an insurance claim.

Location


Begin End Position
L: Aug 2002 Dec 2015 12.5°W
Feb 2016 Feb 2018 36°W
Mar 2018 Aug 2018 59.3°E, Eutelsat 59A
Aug 2018 Oct 2018 59.3°E, inclined


End of life


Out of service Oct 2018
Cause Sent to the junk orbit


External resources


sat-index articles


Technical data


Lyngsat transponder loading


EIRP coverage (dBW)
G/T coverage (dBW)


Specifications


Prime contractor Alenia Aerospazio
Platform Italsat or Geo Bus?
Mass at launch 2700 kg
Dry mass 1550 kg
Dimension 2.1 x 2 x 2.8 m (19 m span in orbit)
Solar array  
Stabilization 3-axis
DC power BOL: 5000 W
Design lifetime 15 years

Beacons: 11.4505 and 12.50015 GHz

Ku-band


Main transponders 24
Backup transponders
Power  
Bandwidth 6 x 36 MHz
8 x 54 MHz
6 x 72 MHz
Coverage central europe, from Baltic countries to Greece, from Austria to Ukraine
eastern north america
south america
EIRP max Europe: 49 dBW
North America: 48 dBW
South America: 45 dBW
G/T max  
Polarization linear H/V

The American coverage is provided by two antennas. When both are active, substract 3 dB for the G/T and 3.5 dB over North America and 2.5 dB over South America.

Transponder frequency chart (GHz)


Horizontal
Uplink
Horizontal
Downlink
Transponder Vertical
Downlink
Vertical
Uplink
Bandwidth (MHz) Uplink from Downlink to
  10.99167 B1   14.29167 72 Europe or America Europe
14.29167   B2 10.99167   72 Europe or America Europe
  11.07500 B3   14.37500 72 Europe or America Europe
14.37500   B4 11.07500   72 Europe or America Europe or America
  11.15833 B5   14.45833 72 Europe or America Europe
14.45833   B6 11.15833   72 Europe or America Europe or America
               
  11.32450 C6   13.87450 36 Europe Europe
13.89525   C7 11.34525   36 Europe Europe
  11.36600 C8   13.91600 36 Europe Europe
13.93675   C9 11.38675   36 Europe Europe
  11.40750 C10   13.95750 36 Europe Europe
13.97825   C11 11.42825   36 Europe Europe
               
  11.60625 D5 / F5   14.15625 54 America America
14.15625   D6 / F6 11.60625   54 America America
  11.66875 D7 / F7   14.21875 54 America America
14.21875   D8 / F8 11.66875   54 America America
               
  12.53125 F1   14.03125 54 Europe Europe
14.03125   F2 12.53125   54 Europe Europe
  12.59375 F3   14.09375 54 Europe Europe
14.09375   F4 12.59375   54 Europe Europe
  12.65625 D5 / F5   14.15625 54 Europe Europe
14.15625   D6 / F6 12.65625   54 Europe Europe
  12.71875 D7 / F7   14.21875 54 Europe Europe
14.21875   D8 / F8 12.71875   54 Europe Europe

D5 to D8 are linked to F5 to F8 transponders; pick your configuration!

© TBS Internet, all rights reserved. All reproduction, copy or mirroring prohibited. Legal notice
francais anglais contact