Context:
ISRO’s Earth Observation Sattellite-8 (EOS-8) is expected to be launched by the Small Satellite Launch Vehicle (SSLV)-D3 on August 15 from Sriharikota in Andhra Pradesh.
Relevance:
GS III: Science and Technology
Earth Observation Sattellite-8
- Launch Vehicle: Scheduled for launch via the Small Satellite Launch Vehicle (SSLV)-D3.
- Mission Goals:
- Design and development of a microsatellite.
- Creation of payload instruments tailored to fit the microsatellite bus.
- Integration of innovative technologies for future satellite missions.
- Construction Basis: Built on the Microsat/IMS-1 bus framework.
- Key Payloads:
- Electro Optical Infrared Payload (EOIR): Captures imagery in Mid-Wave IR (MIR) and Long-Wave IR (LWIR) bands for round-the-clock applications including surveillance, disaster response, environmental monitoring, and volcanic activity observation.
- Global Navigation Satellite System-Reflectometry (GNSS-R): Utilizes GNSS-R for remote sensing tasks such as analyzing ocean surface winds, assessing soil moisture, conducting cryosphere studies in the Himalayas, and detecting floods and inland water bodies.
- Additional Instruments:
- SiC UV Dosimeter: Positioned within the Crew Module of the Gaganyaan Mission to monitor UV irradiance and act as a gamma radiation high-dose alarm; the device is slated for a one-year operational period.
-Source: The Hindu
