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Release started for GCOM-C/SGLI Products (Version 2)
July 1 2020 Publish in
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GCOM-C/SGLI
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Release started for GCOM-C/SGLI Products (Version 2)


Earth Observation Research Center (EORC)
Satellite Applications and Operations Center (SAOC)
GCOM Project Team
July 1st, 2020


  • GCOM-C/SGLI Status
    SHIKISAI (GCOM-C: Global Change Observation Mission-Climate) was successfully launched on December 23, 2017 from Tanegashima Space Center.
    JAXA has been providing SGLI products to public since December 2018. JAXA has started providing the new version (Ver.2) of SGLI products for improved accuracy. We herein inform the SGLI product users of the following information.

  • Release Schedule (SGLI Product (Ver.2))
    Data Release : about 05:00(UTC) on June 29th, 2020

  • Data and Information Provision
    Data Provision :
     Global Portal System(G-Portal)
      [https://gportal.jaxa.jp/gpr/index/index?lang=en]
    Related Information :
     SHIKISAI Portal
      [https://shikisai.jaxa.jp/index_en.html]

  • Version Up summary
    Version up information and sample products for data check are available at the following website.

    <Product & Algorithm>
     [https://suzaku.eorc.jaxa.jp/GCOM_C/data/product_std.html]
    <Changes in Ver.2>
     [https://suzaku.eorc.jaxa.jp/GCOM_C/data/update/ver2_std_update.html]

  • Caution
    After Ver.2 switching, provisional products shown in Table 1 are being created. Sorry for your inconvenience.
    Please refer to the attached file for the reprocessing plan including the recreation of the provisional products.

    Table 1 Provisional products for Ver.2 switch

    *) In addition to the above system change, please refer to the following restrictions.
    1) L2 RSRF accuracy will be degraded for maximum 3 months because of the insufficient input data at the version transition.
    2) ALL land and atmosphere products will be affected by the RSRF accuracy because they use RSRF as an input. For detail, please refer following site.
    https://suzaku.eorc.jaxa.jp/GCOM_C/data/update/ver2_std_update.html

Contact: Japan Aerospace Exploration Agency G-Portal support desk
E-mail : z-gportal-support[*]ml.jaxa.jp
   (Note) Please change [*] to @
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