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India's First Solar Mission: Aditya-L1 

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Visible Line Emission Coronagraph (VLEC) Handed Over to ISRO 

The Indian Institute of Astrophysics (IIA) has handed over the primary payload, Visible Line Emission Coronagraph (VLEC), to the Indian Space Research Organisation (ISRO) for the Aditya-L1 mission. 

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The Aditya-L1 mission will be launched using the Polar Satellite Launch Vehicle (PSLV) and will carry 7 payloads (instruments) onboard. 

Exploring the Sun's Mysteries 

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The 7 payloads include VELC, Solar Ultraviolet Imaging Telescope (SUIT), Solar Low Energy X-ray Spectrometer (SoLEXS), Aditya Solar wind Particle Experiment (ASPEX), High Energy L1 Orbiting X-ray Spectrometer (HEL1OS), Plasma Analyser Package for Aditya (PAPA), and Advanced Tri-axial High Resolution Digital Magnetometers. 

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Studying the Sun Up Close 

Aditya-L1 will study the Sun's corona, photosphere, chromosphere, solar emissions, solar winds, flares, and Coronal Mass Ejections (CMEs), providing round-the-clock imaging of the Sun. 

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Exploring Lagrange Point 1 (L1) 

L1, a Lagrangian point in space, is located about 1.5 million km from Earth and allows Aditya-L1 to continuously observe the Sun without occultation or eclipses. 

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Precision and Design of VELC 

Visible Line Emission Coronagraph (VELC) is the primary payload, designed over 15 years. It's a precise instrument aimed at studying the Sun's temperature, velocity, density of the corona, and more. 

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Unlocking Solar Mysteries 

VELC's significance lies in its ability to study corona temperature, solar wind acceleration, space weather drivers, magnetic field of the corona, and the origin of coronal mass ejections. 

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Advancing Solar Astrophysics 

Aditya-L1's mission will contribute to solving mysteries related to solar astrophysics, improving our understanding of solar processes and their effects on space weather. 

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A New Chapter in Solar Research 

India's first solar mission, Aditya-L1, is poised to make groundbreaking contributions to solar research, enhancing our knowledge of the Sun's behavior and its impact on our solar system.