ISRO on September 16, 2018 successfully launched PSLV-C42 with two British satellites from Satish Dhawan Space Centre (SDSC), SHAR, Sriharikota.
The mission was designed to launch two earth observation satellites, NovaSAR and S1-4 (together weighing nearly 889 kg) of M/s Surrey Satellite Technologies Limited (SSTL), United Kingdom under commercial arrangement with Antrix Corporation Limited, Department of Space.
Both satellites were injected into 583 km Sun Synchronous Orbit.
NovaSAR is a S-Band Synthetic Aperture Radar satellite intended for forest mapping, land use & ice cover monitoring, flood & disaster monitoring.
S1-4 is a high resolution Optical Earth Observation Satellite, used for surveying resources, environment monitoring, urban management and for the disaster monitoring.