ISRO launched its spy satellite RISAT-2BR1 with PSLC-C48 13/12/2019 – Posted in: Daily News – Tags: ,

RISAT-2BR1

 

India launched its latest spy satellite, RISAT-2BR1, and nine foreign satellites through the Polar Satellite Launch Vehicle (PSLV-C48).

 

  • It aims to provide all-weather surveillance using synthetic aperture radars (SARs). The RISAT is used for border surveillance, to deter terrorist infiltration and for anti-terrorist operations as well.
  • It is part of India’s RISAT series of SAR ( synthetic-aperture radar) imaging spacecrafts and fourth satellite in the series.
  • RISAT-2BR1 is a radar imaging earth observation satellite developed by India’s space agency ISRO. The mission life of RISAT-2BR1 is 5 years.
  • The RISAT-2BR1 is follow on to RISAT-2B and has an X-band SAR with unfurlable radial rib reflector antenna of 3.6 meter diameter.
  • RISAT-2BR1 can operate in different modes including Very High Resolution imaging modes.
  • The satellite it is meant for application in fields such as agriculture and disaster management support, and has a mission life of five years.
  • The other satellites include six from the United States, and one each from Japan, Italy and Israel; their applications range from remote sensing to earth imaging.
  • The launch vehicle, PSLV-C48, took off from the Satish Dhawan Space Centre in Sriharikota, Andhra Pradesh.

 

Background

  • India launched its first RISAT, with SAR technology from Israel in the aftermath of the 2008 Mumbai attacks, in 2009.
  • A second RISAT – with an indigenously built SAR was launched in 2012. A third in the series, capable of taking images during any time of the day and under all weather conditions, was launched earlier this year in May.

 

ISRO-spy-satellite

ISRO-spy-satellite

 

 

Source: India Today

 

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