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High Definition Geomagnetic Model (HDGM) and High Definition Geomagnetic Model-Real Time (HDGM-RT) Will No Longer Be Produced By NESDIS
August 25, 2026

SILVER SPRING, Maryland, Aug. 25 -- The National Oceanic and Atmospheric Administration's National Environmental Satellite, Data and Information Service posted the following news:

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High Definition Geomagnetic Model (HDGM) and High Definition Geomagnetic Model-Real Time (HDGM-RT) Will No Longer Be Produced By NESDIS

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High Definition Geomagnetic Model (HDGM) and High Definition Geomagnetic Mode . . .

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