Insat-4A

Insat -4A is an Indian multi-purpose satellite, which is used for broadcasting and telecommunications. The launch took place on 21 December 2005 by an Ariane 5GS at 23:33 CET from Spaceport Guiana Space Centre, more payload on board was the ESA weather satellite MSG 2 He is the first of seven satellites in the Insat -4 series. Insat -4A is designed to introduce the television service Direct-to -Home in India, with nearly 3100 kg, it is also the heaviest satellite to ISRO has been started.

Insat -4B is identical to Insat -4A. An Ariane 5 rocket and a 440 Newton apogee took him on 11 March 2007 at a geostationary orbit at 93.5 degrees East.

In July 2010, a solar boom of Insat -4B failed. Since the satellite is only limited functional. On 29 September 2010, the computer security expert Jeffrey Carr expressed reason to suspect that this failure could have been caused by the SPS worm Stuxnet.

INSAT - application

  • Communications Engineering
  • TV
  • Search and rescue of people
  • Meteorology
  • Radio networking
ELA-3 Bandwidth (signal processing) EoC Ariane 5#Ariane 5 flights
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