Hélios 1A

France

Spacecraft nº:

France spacecraft nº: 38

Launch data:

Designation:23605 / 95033A
Launch date07 Jul 1995 - 16:23:34 UT
Launch site Ko, ELA2
Launch vehicle:Ariane 40 (V75)
Mission:Military: Reconnaissance
Sun-Synchronous LEO Earth orbit:
Perigee / Apogee 679 x 681 km
Eccentricity 1,42E-04
Inclination 98 deg
Period 98.35 min

Hélios 1A carries an eavesdroppring payload called Euracom, built by Dassault Electronique.

Specifications

Prime contractor Matra Marconi Space (under control of CNES)
PlatformSpot (Mark 2)
Operator Centre National d'Etudes Spatiales (CNES)/Délégation Générale de l'Armement (DGA)-Italy
Mass at launch2494 kg
Dry Mass 1210 kg
Dimension  
Stabilization 3-axis
DC power 2200 W
Design lifetime5 yrs

2 tape recorders, only Optical reconnaissance; cannot see through clouds or at night.
The Hélios system downlinks in S-band at 2206.53 MHz and in X-band at 8253.0 MHz

End of live:

Out of service:  Dec 2012
Cause:  

External links:

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