Geo Imaging Satellite EOS 03 | UPSC | Explained

Geo Imaging Satellite EOS 03 | UPSC | Explained  | Why In The New ?

In news: Geo-imaging satellite“EOS-03”is scheduled for launch in the third quarter of 2021 by ISRO. Last year, ISRO launched EOS-01 which is nothing but another Radar Imaging Satellite (RISAT) that will work together with RISAT-2B and RISAT-2BR1.

About Geo Imaging Satellite EOS 03:

  • EOS-03 is Earth Observation Satellite that would enable near-real time monitoring of natural disasters like floods & cyclones.
  • Earth observation is the gathering of information about Earth’s physical, chemical and biological systems.
  • EOS-03 is capable of imaging the whole country 4-5 times daily.

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How EOS-03 Satellite Will be Used ? 

  • It Will help in natural disasters Monitoring And alert . 
  • EOS-03 would also enable monitoring of water bodies, crops, vegetation conditions, forest cover changes etc.

Other earth observation satellites launched by ISRO Include : 

  • 2A, CARTOSAT-1,2, 2A, 2B
  • RISAT-1 and 2
  • Megha-Tropiques
  • 3D

Advantages Of Radar Imaging : 

  • Radar imaging is unaffected by weather, cloud or fog, or the lack of sunlight.
  • It can produce high-quality images in all conditions and at all times.

About Small Satellite Launch Vehicle (SSLV):

  • SSLV is a small-lift launch vehicle
  • SSLV Is developed by the Indian Space Research Organisation (ISRO).


  • They are cost-effective, three-stage
  • all-solid launch vehicles with a payload capability of 500 kg to 500 km planar orbit or 300 kg to Sun-Synchronous Polar Orbit.


  • SSLV is ideal for the on-demand, quick turn-around launch of small satellites.

Launch Date:

  • The first developmental flight of SSLV is scheduled for the fourth quarter of 2021 from Satish Dhawan Space Centre, Sriharikota.

Source: PIB

Quiz Based On This Topic 

Question 1 : Consider the following statements regarding the Polar Satellite Launch Vehicle (PSLV):

  • It emerged as the reliable and versatile workhorse launch vehicle of India.
  • It has failed only once in her total launch missions till December 2019.

Which of the statements given above is/are correct?

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

Question 2 : Consider the following statements regarding the Small Satellite Launch Vehicle:

  1. It has the capability to deliver payload 500 kg at a height of 500km.
  2. It has all solid motor stages only.
  3. It can accommodate multiple satellites like GSLV and PSLV.

Which of the statements given above is/are correct?

  1. 1 only
  2. 1 and 2 only
  3. 1 and 3 only
  4. 1, 2 and 3

Question 3 : The “ICON Satellite”, sometimes seen in news is related to which of the following?

  1. Rain forecasting
  2. Probing Earth’s upper atmosphere
  3. To study Jupiter satellite
  4. To study Earth’s core
Solution : 
  1. A
  2. D

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