Status Messages

  • New THEMIS data available 2025-07-01

    Posted: Wednesday, July 2, 2025

    The 2025 July THEMIS Data Release is now available. Release_id=0088 (orbits 96300-97399) has also been re-released for PDS4 Standards compliance. See the release notes for more details.

  • New THEMIS data available 2025-04-01

    Posted: Wednesday, April 2, 2025

    The April 2025 THEMIS Data Release is now available. Release_id=0089 (orbits 97400-98499) has also been re-released for PDS4 compliance. See the release notes for more details.

  • New THEMIS data in PDS3 & PDS4 formats available 2025-01-22

    Posted: Wednesday, January 22, 2025

    The January 2025 THEMIS Data Release is now available. See the release notes for more details. THEMIS data is now PDS4 compliant. See the AAREADME.pdf and ARCHSIS.pdf for more details.

  • New THEMIS data available 2024-10-01

    Posted: Tuesday, October 1, 2024

    The October 2024 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2024-07-01

    Posted: Tuesday, July 2, 2024

    The July 2024 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2024-April

    Posted: Monday, April 1, 2024

    The April 2024 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2024-01-02

    Posted: Wednesday, January 3, 2024

    The January 2024 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2023-10-01

    Posted: Friday, September 29, 2023

    The 2023 Oct THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2023-07

    Posted: Friday, June 30, 2023

    The July 2023 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2021-04-01

    Posted: Friday, March 31, 2023

    The April 2023 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2023-01

    Posted: Friday, January 6, 2023

    The January 2023 THEMIS Data Release is now available. See the release notes for more details.
    Also, images from RELEASE_ID = (0001,0002) have been reprocessed according to current standards and are now available.

  • New THEMIS data available 2022-Oct-01

    Posted: Friday, September 30, 2022

    The October 2022 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2022-July-01

    Posted: Friday, July 1, 2022

    The July 2022 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available April 2022

    Posted: Friday, April 1, 2022

    The April 2022 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available January 2022

    Posted: Tuesday, January 4, 2022

    The January 2022 THEMIS Data Release is now available. See the release notes for more details.

  • Revised THEMIS release 0046 available 2021-11-22

    Posted: Monday, November 22, 2021

    This release revision includes all calibrated, derived, and projected data products from RELEASE_ID=0046 (orbits 50100-51199). The Standard Data Products (calibrated RDR and derived ABR & BTR) have been reprocessed with current calibration algorithms. The Geometric Data Products (projected GEO and derived ALB, PBT, DCS, and RGB) have been projected with ISIS-v3.4.9 software and formatted following current ODTGEO_v2 standards. Any previously available ISIS-v2 projected products have been archived in the ODTGEO_v1 volume (see errata comments from 2014). During the reprocessing efforts, many files were replaced or added to the release; see a summary of these changes, and details for all revisions, in the appropriate ERRATA.txt entries.

  • Revised THEMIS release 0047 available 2021-10-22

    Posted: Monday, October 25, 2021

    This release revision includes all calibrated, derived, and projected data products from RELEASE_ID=0047 (orbits 51200-52299). The Standard Data Products (calibrated RDR and derived ABR & BTR) have been reprocessed with current calibration algorithms. The Geometric Data Products (projected GEO and derived ALB, PBT, DCS, and RGB) have been projected with ISIS-v3.4.9 software and formatted following current ODTGEO_v2 standards. Any previously available ISIS-v2 projected products have been archived in the ODTGEO_v1 volume (see errata comments from 2014). During the reprocessing efforts, many files were replaced or added to the release; see a summary of these changes, and details for all revision, in the appropriate ERRATA.txt entries.

  • New THEMIS data available 2021-10-01

    Posted: Friday, October 1, 2021

    The 2021 October THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available July 2021

    Posted: Friday, July 2, 2021

    The July 2021 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available April 2021

    Posted: Friday, April 2, 2021

    The April 2021 THEMIS Data Release is now available. See the release notes for more details.

  • New & Revised THEMIS data available 2021-01-04

    Posted: Monday, January 4, 2021

    The Jan 2021 THEMIS Data Release is now available. See the release notes for more details.

    VIS calibrated and derived products, including VIS-RDR, VIS-ABR, VIS-GEO, VIS-ALB, and VIS-RGB, from orbits 54500-56699 (RELEASE_IDs=0050+0051) have been re-released conccurrent with this new data delivery. The revisions update the geometry sources used, update the projected products to the current versions of the software in use, and update the incldued GEOMETRY_QUALITY history object and values; see detailed descriptions of the in the Errata.txt, Section-A and the 2021-01-1 entry in Section-B.

  • New THEMIS data available 2020-10-01

    Posted: Thursday, October 1, 2020

    The October 2020 THEMIS Data Release is now available. See the release notes for more details.

    Please be aware that we will have a system-wide, planned down-time from Friday October 2 (evening) through Monday October 5 (early morning) for some important hardware maintence. The websites and data may not be available during these hours.

  • New THEMIS data available 2020-07-01

    Posted: Wednesday, July 1, 2020

    The July 2020 THEMIS Data Release is now available. See the release notes for more details. Data Products from release_ids 0069-0070-0071 were re-released with GEOMETRY_QUALITY History added; see the Errata.txt for more information.

  • New THEMIS data available 2020-04-01

    Posted: Monday, March 30, 2020

    The April 2020 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2020-01-01

    Posted: Friday, January 3, 2020

    The January 2020 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2019-10-01

    Posted: Wednesday, October 2, 2019

    The October 2019 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2019-07-01

    Posted: Monday, July 1, 2019

    The July 2019THEMIS Data Release is now available. See the release notes for more details.

  • Update to March 2019 Data

    Posted: Thursday, May 9, 2019

    The GEOMETRY_QUALITY history was updated in the RDR and GEO products of the March 2019 THEMIS data release. See the ERRATA for more details.

  • New THEMIS data available 2019-04-01

    Posted: Monday, April 1, 2019

    The April 2019 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2019-01-02

    Posted: Wednesday, January 2, 2019

    The January 2019 THEMIS Data Release is now available. See the release notes for more details.

  • Revised THEMIS data available 11/01/2018

    Posted: Thursday, November 1, 2018

    The last of the IR-GEO revised products from releases 0048, 0049, 0050 and 0051 (orbits 52300-56799) are now available; see the ERRATA for more details.

  • New THEMIS data available 2018-10-01

    Posted: Monday, October 1, 2018

    The October 2018 THEMIS Data Release is now available. See the release notes for more details

  • Revised THEMIS data available 8/20/2018

    Posted: Monday, August 20, 2018

    Also available are IR-GEO revised products from releases 0052, 0053, 0054 and 0055 (orbits 56800-61199); see the ERRATA for more details.

  • New THEMIS data available 2018-07-01

    Posted: Monday, July 2, 2018

    The July 2018 THEMIS Data Release is now available. See the release notes for more details. Also available are IR-GEO revised products from releases 0056, 0057, 0059 and 0061; see the ERRATA for more details.

  • New THEMIS data available 2018-04-01

    Posted: Monday, April 2, 2018

    The April 2018 THEMIS Data Release is now available. See the release notes for more details. Also available are IR-GEO from releases 0058, 0060, and 0062 in a slightly revised image format; see the ERRATA for more details.

  • Revised THEMIS data available 11/06/2017

    Posted: Monday, November 6, 2017

    Revised THEMIS IR data from orbits 52300-55599 available. See RELEASE notes and ERRATA for more information.

  • New THEMIS data available 2017-10-02

    Posted: Monday, October 2, 2017

    The October 2017 THEMIS Data Release is now available. See the release notes for more details.

  • Revised THEMIS data available 9/1/2017

    Posted: Friday, September 1, 2017

    Revised THEMIS VIS-ALB Data is available for orbits 56800-65599. See the release notes and ERRATA notes for more details.

  • New THEMIS data available 2017-07-01

    Posted: Monday, July 3, 2017

    The July 2017 THEMIS Data Release is now available. See the release notes for more details. Also available are IR-PBT from releases 0051-0059 (orbits 55600-65599) in a revised image format; see the ERRATA for more details.

  • New THEMIS data available 2017-04-01

    Posted: Monday, April 3, 2017

    The April 2017 THEMIS Data Release is now available. See the release notes for more details.
    There are also some IR-DCS and GEO-LBLs re-released at this time; see the errata for more details.

  • New THEMIS data available 2017-01-03

    Posted: Tuesday, January 3, 2017

    The January 2017 THEMIS Data Release is now available. See the release notes for more details.

  • New & Revised THEMIS data available 2016-10-03

    Posted: Monday, October 3, 2016

    The October THEMIS Data Release is now available. See the release notes for more details.

    This release also includes revised release_id=0051 IR products; the revision improves the calculated spacecraft position during image collection and the projected products have now been generated using ISIS-3.4.9. For more information, see the ERRATA.txt document, specifically the 2015-07-17 entry and the entries for the REVISION_IDs.

  • New THEMIS data available 2016-07-01

    Posted: Friday, July 1, 2016

    The July 2016 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2016-04-01

    Posted: Friday, April 1, 2016

    The April 2016 THEMIS Data Release is now available. See the release notes for more details.

  • Correction of missing keywords in EDRs from RELEASE_IDs (0050-0053)

    Posted: Monday, February 1, 2016

    The reported omission of keywords in EDRs from the RELEASE_IDs 0050, 0051, 0052, 0053 has now been corrected. With only one exception, only the labels were affected by this correction; since the data did not change, no new ERRATA_IDs will be issued with this correction. See the errata.txt for more information.

  • New THEMIS data available 2016-01-01

    Posted: Monday, January 4, 2016

    The January 2016 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS data available 2015-10-01

    Posted: Thursday, October 1, 2015

    The October 2015 THEMIS Data Release is now available. See the release notes for more details.

  • Revised DCS for Release 0052 Available

    Posted: Monday, August 3, 2015

    Approximately 314 of 435 DCS images in release_id0052 have been regenerated and re-released to correct a minor issue in the processing. See details in the errata.txt for ODTID-0052-2.1 and in the appropriate index tables.

  • New THEMIS-EDR data available 2015-07-17

    Posted: Friday, July 17, 2015

    The July 2015 THEMIS Data Release is now available. See the release notes for more details.

  • New THEMIS-EDR data available 2015-07-01

    Posted: Wednesday, July 1, 2015

    The July 2015 THEMIS Data Release is now available. Due to a late discovery of issues in processing tools, only the EDRs (raw files) are currently available. The remaining products will be made available July 17, 2015. See the RELEASE notes and/or ERRATA notes for more details.
    Thank you for your patience.

  • New THEMIS data available 2015-04-01

    Posted: Wednesday, April 1, 2015

    The April 2015 THEMIS Data Release is now available. See the release notes for more details.
    This release includes revisions to selected recent VIS-GEO and VIS-ALB products; see the ERRATA notes for more information.

  • New THEMIS data available 2015-01-06

    Posted: Tuesday, January 6, 2015

    The January-2015 THEMIS Data Release is now available. See the release notes for more details.

  • New and Improved THEMIS Image Explorer

    Posted: Tuesday, November 18, 2014

    Check out all the new features on the new and improved THEMIS Image Explorer page:

    • SEARCH: new and revised fields available
    • RESULTS: improved page control, new fields, and capability to download results table
    • DETAILS: new viewing tool with zoom, flip, and full-screen buttons;
      new browse images available;
      Basic and Advanced sections in details table, both with new fields;
      quick links to all new projected products for easy download, OR download all products per image as a ZIP archive

  • New THEMIS data available 2014-10-01

    Posted: Wednesday, October 1, 2014

    The October 2014 THEMIS Data Release is now available. See the release notes for more details. Also, see the release notes and the ERRATA text for important details about all the changes and new products.

    Continuing the upgrades from the last delivery, there are several directory tree changes to be aware:
    - all THEMIS Standard Data Products are accessible under ODTSDP_v1/data and ODTSDP_v1/browse, as appropriate
    - all THEMIS Projected Products are accessible under ODTGEO_v2/data and ODTGEO_v2/browse, as appropriate.
    - all ODTGEO_v1 (Version 1) Products are temporarily accesible under the ODTGEO_v2 directory tree; they will be replaced by the Version 2 product as reprocessing continues.

    Note1: that the data and documents under the root directory (i.e. NOT under the ODTSDP_v1, ODTGEO_v1, or ODTGEO_v2) will remain in place only through the end of Dec-2014 for your convience.

    Unfortunately, the upgrades to allow data access to the new GEO products from this Explorer tool and JMars are still pending; thank you for your patience.

  • THEMIS Release=0048 GEO data

    Posted: Wednesday, August 6, 2014

    The July 2014 THEMIS Projected Products (GEO) are now available for download through the ODTGEO_v2 data and browse directory trees.
    See the release notes and the ERRATA text for important details about all the changes and new products.

    Unfortunately, the upgrades to allow data access from this Explorer tool and JMars are still pending; thank you for your continued patience.

    Aug 06, 2014 Update: bad projection values in many PBT, ALB, RGB, and DCS images have been updated in the label and/or the index; there are no issues with the data. See the ERRATA text for more information.

  • New THEMIS data available 2014-07-01

    Posted: Thursday, June 26, 2014

    The July 2014 THEMIS Data Release is now available. See the release notes for more details.

    Note that only non-projected products are available at this time; projected products should be available at the end of July 2014.

  • Minor correction to Release=0047 data

    Posted: Friday, April 4, 2014

    Approximately one dozen BTR and ABR Image headers were released with placeholder values for most of the header keywords; these have been replaced. Since the data in the original files was not affected and has not been changed in the corrected images, the no errata will be issued (VERSION_ID=1.0). See the errata.txt for more information

  • New THEMIS data available 2014-04-01

    Posted: Tuesday, April 1, 2014

    The April-2014 THEMIS Data Release is now available. See the release notes for more details.
    Note: it may take up to 24-hours for the data to be returned using the Explorer query tools.

  • New THEMIS data available 2014-01-03

    Posted: Friday, January 3, 2014

    The January 2014 THEMIS Data Release is now available. See the release notes for more details.
    Note: it may take up to 24-hours for the data to be returned using the Explorer query tools.

  • New THEMIS data available 2013-10-01

    Posted: Tuesday, October 1, 2013

    The October 2013 THEMIS Data Release is now available. See the release notes for more details.
    Note: it may take up to 24-hours for the data to be returned using the Explorer query tools.

  • New THEMIS data available 2013-07

    Posted: Tuesday, July 2, 2013

    The July 2013 THEMIS Data Release is now available. See the release notes for more details.

    Note: Query and JMars may take

  • Odyssey completes 50,000 orbits

    Posted: Friday, March 29, 2013

    On March 23, 2013 at 02:15 (UTC) Mars 2001 Odyssey completed 50,000 orbits around Mars.

    THEMIS started collecting images in orbit 816 and since then has targeted
    = 160,178 IR-images
    = 190,694 VIS-images
    for a grand total of
    = 668,977 all images (IR, VIS, calibration).