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विज्ञान आणि तंत्रज्ञानGS3
GS3

ISRO Gisat 1a Satellite Launch to End Operational Hiatus

Source:Indian Express ↗

हे का महत्त्वाचे आहे

Important for understanding India's space program resilience, launch vehicle reliability, and continuous remote-sensing capabilities for socio-economic development.

सारांश

The article discusses ISRO's upcoming launch of the Gisat-1a satellite in September, which marks the conclusion of a seven-month operational hiatus caused by a launch vehicle debacle in January.

मुख्य मुद्दे

  • ISRO experiences a seven-month operational hiatus following a launch vehicle debacle in January.
  • The Gisat-1a satellite launch in September is slated to end the hiatus and resume operational activities.
  • Highlighting the resilience, reliability, and security of India's space program infrastructure and launch schedules.

महत्त्वाच्या संज्ञा

Gisat-1a

An advanced geo-imaging satellite designed by ISRO to provide real-time, high-resolution imaging of the Indian subcontinent for continuous natural disaster monitoring, meteorology, and strategic border surveillance.

UPSC context

Important for GS Paper III (Science & Technology - Space Technology); tests understanding of earth observation satellites and strategic applications.

Source
ISRO

India's national space agency responsible for planning, developing, and executing space exploration, launch vehicles, and satellite communication/observation missions.

UPSC context

Crucial for GS Paper III (Science & Technology); tests institutional frameworks, space policy, and recent achievements of India's space program.

Source

पूर्वपरीक्षा सापळा

Assuming GEO satellites are exclusively used for telecommunication rather than high-resolution Earth observation and continuous weather imaging.

Aspirants often confuse GISAT-1 (Earth observation via Geostationary Orbit) with INSAT or GSAT communication satellites, assuming all GEO satellites are purely for telecommunication.

संबंधित स्थिर संकल्पना

Science and Technology Space

What is the difference between Low Earth Orbit (LEO), Medium Earth Orbit (MEO), and Geostationary Orbit (GEO)?

  • LEO Characteristics: Altitude ranges roughly from 160 km to 2,000 km, ideal for remote sensing, reconnaissance, and constellations like Starlink.
  • GEO Characteristics: Sits at approximately 35,786 km above the equator, orbiting at the same rate as Earth's rotation, making it crucial for continuous meteorological monitoring (e.g., GISAT).

आंतर-विषय नमुने

  • GISAT Series + Disaster Management Frameworks

    Earth observation data from GISAT series directly feeds into disaster management frameworks like NDMA guidelines and coastal security intelligence grid.

ISRO launch failures and mitigation timelines are often tested in GS-3 as case studies on institutional resilience and self-reliance.

संबंधित PYQ · 2

संबंधित PYQ · 2

  • 2018PrelimsGS1

    With reference to India's satellite launch vehicles, consider the following statements: 1. PSLVs launch the satellites useful for Earth resources monitoring whereas GSLVs are designed mainly to launch communication satellites. 2. Satellites launched by PSLV appear to remain permanently fixed in the same position in the sky, as viewed from a particular location on Earth. 3. GSLV Mk III is a four-staged launch vehicle with the first and third stages using solid rocket motors; and the second and fourth stages using liquid rocket engines. Which of the statements given above is/are correct?

  • 2016MainsGS3

    Discuss India's achievements in the field of Space Science and Technology. How the application of this technology has helped India in its socio-economic development?