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Commemorative Stamp Released for Kodaikanal Solar Observatory's 125th Anniversary

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Commemorative Stamp Released for Kodaikanal Solar Observatory's 125th Anniversary

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EventCommemorative Stamp Release for the 125th anniversary of Kodaikanal Solar Observatory.
Date of ReleaseMay 17, 2025
LocationIndian Institute of Astrophysics (IIA), Bengaluru.
Anniversary CelebrationsStarted on April 1, 2024, marking the Quasquicentennial (125 years).
Observatory EstablishedApril 1, 1899
Location of ObservatoryKodaikanal, Tamil Nadu, India.
Institutional AffiliationIndian Institute of Astrophysics (IIA).
LegacyCradle of Indian solar astrophysics research for over a century.
Stamp Features- Historic twin-domed building.
- Right Dome: 6-inch telescope (originally from Madras Observatory, 1850).
- Left Dome: 8-inch telescope (from 1866).
- H-alpha image of the Sun (May 6, 2024).
- IIA logo and Butterfly Diagram (sunspot positions, 1904-2020).
Objective of Stamp- Celebrate 125 years of solar observations.
- Promote awareness of India's contributions to solar research.
- Provide a philatelic tribute for collectors and enthusiasts.
Key Personalities- A.S. Kiran Kumar: Former ISRO Chairman, Chairperson of IIA Governing Council.
- S. Rajendra Kumar: Chief Post Master General, Karnataka Circle.

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