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  1. nasa.gov
    https://gpm.nasa.gov › missions › trmm

    The Tropical Rainfall Measuring Mission (TRMM) | NASA Global ...

    The Tropical Rainfall Measuring Mission (TRMM) TRMM was a research satellite in operation from 1997 to 2015, designed to improve our understanding of the distribution and variability of …

  2. nasa.gov
    https://gpm.nasa.gov › missions › TRMM › satellite

    TRMM Instruments - NASA Global Precipitation Measurement …

    Nov 27, 1997 · The Tropical Rainfall Measuring Mission is the first Earth Science mission dedicated to studying tropical and subtropical rainfall: precipitation that falls within 35 degrees …

  3. nasa.gov
    https://gpm.nasa.gov › missions › TRMM › satellite › TMI

    TRMM Microwave Imager (TMI) - NASA Global Precipitation …

    The Tropical Rainfall Measuring Mission’s (TRMM) Microwave Imager (TMI) is a passive microwave sensor designed to provide quantitative rainfall information over a wide swath …

  4. nasa.gov
    https://gpm.nasa.gov › missions

    Missions | NASA Global Precipitation Measurement Mission

    Tropical Rainfall Measuring Mission TRMM was a research satellite in operation from 1997 to 2015 designed to improve our understanding of the distribution and variability of precipitation …

  5. nasa.gov
    https://gpm.nasa.gov › data › sources

    Data Sources - NASA Global Precipitation Measurement Mission

    Using a network of satellites united by the GPM Core Observatory, GPM expands on the legacy of the Tropical Rainfall Measuring Mission (TRMM) by providing high quality estimates of Earth’s …

  6. nasa.gov
    https://gpm.nasa.gov › data › directory

    Precipitation Data Directory - NASA Global Precipitation …

    This page provides a directory of download links, documentation, and other details about data products produced by NASA's Global Precipitation Measurement Mission (GPM) and Tropical …

  7. nasa.gov
    https://gpm.nasa.gov › missions › trmm › mission-end

    TRMM Comes to an End after 17 Years - NASA Global Precipitation ...

    Apr 10, 2015 · In 1997 when the Tropical Rainfall Measuring Mission, or TRMM, was launched, its mission was scheduled to last just a few years. Now, 17 years later, the TRMM mission has …

  8. nasa.gov
    https://gpm.nasa.gov › sites › default › files › document_files
    [PDF]

    Tropical Rainfall Measuring Mission

    TRMM has evolved from an experimental mission focusing on tropical rainfall climatology into the primary satellite in a system of research and operational satellites used for analyzing …

  9. nasa.gov
    https://gpm.nasa.gov › missions › GPM

    The Global Precipitation Measurement Mission (GPM)

    The Tropical Rainfall Measuring Mission (TRMM), launched by NASA and JAXA in 1997, used both active and passive microwave instruments to measure rainfall in the tropics.

  10. nasa.gov
    https://gpm.nasa.gov › missions › TRMM › satellite › virs

    Visible and Infrared Scanner (VIRS) - NASA Global Precipitation ...

    The Visible and Infrared Scanner (VIRS) is one of the primary instruments aboard the Tropical Rainfall Measuring Mission (TRMM) observatory. VIRS is one of the three instruments in the …