What is GSLV MkIII-D1?

All you need to know about GSAT-19

  • Type of Satellite: Communication
  • Launch mass: 3136 Kg
  • Mission Life: 10 years
  • Launch Vehicle: GSLV Mk III-D1/GSAT-19 Mission
  • Manufacturer: ISRO
  • Owner: ISRO
  • Application: Communication
  • Orbit type: GSO
  • GSAT-19 carries Ka/Ku-band high throughput communication transponders.
  • It carries a Geostationary Radiation Spectrometer (GRASP) payload to monitor and study the nature of charged particles and the influence of space radiation on satellites and their electronic components.
  • It also features certain advanced spacecraft technologies like miniaturised heat pipe, fibre optic gyro, Micro Electro-Mechanical Systems (MEMS) accelerometer, Ku-band TTC transponder, as well an indigenous Lithium-ion Battery.

Use of cryogenic engines in GSLV Mk III

  • A cryogenic rocket engine is a rocket engine that uses a cryogenicfuel or oxidizer, that is, its fuel or oxidizer (or both) is gases liquefied and stored at very low temperatures.
  • Indigenously developed cryogenic stage uses liquid oxygen and liquid hydrogen.
  • India belongs to the elite club of countries that have mastered cryogenic technology.
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