INSAT-2DT, previously Arabsat-1C and also known as INSAT-2R, was a Saudi Arabian and subsequently Indian communications satellite which was operated initially by Arabsat, and then by the Indian National Satellite System.
Launch and Arabsat service
Launched in 1992 as Arabsat-1C, it was operated at 31° East longitude in geostationary orbit,[1] from where it was used to provide communication services to the Arab States. It was constructed by Aérospatiale, based on the Spacebus 100 satellite bus, and carried two NATO E/F-band (IEEE S band) and 25 NATO G/H-Band (IEEE C band) transponders. At launch, it had a mass of 1170 kg, and an expected operational lifespan of seven years.[2]
It was launched by Arianespace using an Ariane 4 rocket in the 44L configuration, flying from