ISRO launches two UK satellites aboard PSLV-C42

The Indian Space Research Organisation (ISRO) on September 16, 2018 successfully launched its polar satellite launch vehicle (PSLV) C42 carrying two earth observation satellites for the United Kingdom. The launch vehicle- PSLV-C42 lifted off at 10.08 PM from the first launch pad of the Satish Dhawan Space Centre in Sriharikota, Andhra Pradesh.

Key Highlights:-

1. The 44.4 metres launch vehicle weighing 230.4 tons carried two earth observing satellites – NovaSAR and S1-4 of Surrey Satellite Technology Limited, UK. There was no Indian satellite on the flight.
2. The satellites were put into sun-synchronous orbit, 583 km from the Earth, just over 17 minutes after the lift-off from the first launch pad. The 33-hour countdown for the launch began at 1.08 PM on September 15, 2018.
3. The entire flight up to the release of the satellites was designed to take place within 17.5 minutes.
4. With the successful launch of the two British satellites, the total number of foreign satellites launched by India goes up to 239.
5. The mission was a commercial arrangement between the British company and Antrix Corporation Limited, which is the commercial wing of ISRO.

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