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    What is the name of the satellite launched by ISRO which gives alert messages to fishermen regarding bad weather and high waves and cautions them when
    Question

    What is the name of the satellite launched by ISRO which gives alert messages to fishermen regarding bad weather and high waves and cautions them when they approach international maritime boundary line?

    A.

    IRNSS-1

    B.

    IRNSS-1I

    C.

    IRNSS

    D.

    IRNSS-10

    Correct option is A

    Correct Answer: IRNSS-1

    Explanation:

    • The IRNSS-1 satellite, part of the Indian Regional Navigation Satellite System (IRNSS) or NavIC (Navigation with Indian Constellation), provides vital services for navigation and disaster management.
    • Launched by ISRO (Indian Space Research Organisation), this satellite is instrumental in issuing warnings and alerts to fishermen. These services include:
    1. Bad Weather Alerts: Fishermen receive warnings about adverse weather conditions like storms and cyclones.
    2. High Wave Notifications: Alerts are sent when there is a risk of high waves or rough sea conditions.
    3. International Boundary Alerts: It helps fishermen avoid crossing into foreign maritime boundaries, ensuring their safety and compliance with international laws.

    The IRNSS-1 satellite was launched to provide independent regional navigation covering India and a 1,500 km radius around it. It functions through a constellation of seven satellites and has been pivotal in supporting not just navigation but also marine safety.

    Information Booster:

    •  IRNSS-1 was launched on July 1, 2013.
    • It operates on L5 and S-band frequencies for precise location services.
    • The IRNSS system is designed to provide services comparable to GPS, tailored for Indian needs.
    • NavIC is widely used for disaster management, vehicle tracking, and marine navigation.
    •  The system supports alerts for fishermen, military navigation, and disaster warning systems.

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