With reference to Indian Regional Navigation Satellite System (IRNSS), consider the following statements: Due to national security interests, its primary service area is restricted within Indian territory. Satellites of the IRNSS constellation are parked in both Geostationary orbits and Geosynchronous orbits. Which of the statements given above is/are correct?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: B

Notes:

Statement 1 is incorrect: It is designed to provide accurate position information service to users in India as well as the region extending up to 1500 km from its boundary, which is its primary service area. An Extended Service Area lies between primary service area and area enclosed by the rectangle from Latitude 30°South to 50° North, Longitude 30°East to 130°East.
Statement 2 is correct: Three satellites are located in suitable orbital slots in the geostationary orbit and the remaining four are located in geosynchronous orbits with the required inclination and equatorial crossings in two different planes.

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