<_Note>Nodes prefixed with a _ are not valid SPASE, but are included for debugging. Values prefixed with a x_ are not valid SPASE but may considered for addition for completeness. 2.6.1 <_MasterURL>https://cdaweb.gsfc.nasa.gov/pub/software/cdawlib/0JSONS/thg_l2_mag_dbo_00000000_v01.json (from all.xml) <_ResourceID>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/ResourceID.json Lower latitude chain (Lat 40.0, Long 209.7), Ground-based Vector Magnetic Field at University of Colorado, 1 sec time Resolution. <_ResourceName>Source: Master/CDFglobalAttributes/Logical_source_description thg_l2_mag_dbo <_AlternateName>Source: Master/CDFglobalAttributes/Logical_source Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics <_Acknowledgement>Source: Master/CDFglobalAttributes/Acknowledgement <_Rights> SPDX Creative Commons Zero v1.0 Universal https://spdx.org/licenses/CC0-1.0.html https://spdx.org/licenses/ http://magstar.cpi.com MagSTAR home page Network information can be found at <_Note>URL also in all.xml. Using master. https://themis.ssl.berkeley.edu/index.shtml THEMIS home page Further information about the Time History of Events and Macroscale Interactions During Substorms (THEMIS) mission can be found at the <_Note>URL also in all.xml. Using master. https://themis.ssl.berkeley.edu/instrument_gmags.shtml THEMIS GMAG instrument information page Information about the Fluxgate Magnetometers (GMAGS) can be found at the <_Note>URL also in all.xml. Using master. https://themis.ssl.berkeley.edu/data/themis/thg/l2/mag/dbo/ THEMIS ftp site Site-specific data is archived at the <_Note>URL also in all.xml. Using master. Acknowledgement: Magnetometer data provided by: Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics <_Caveats>Source: Master/CDFglobalAttributes/Rules_of_use <_DOI>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/DOI.json <_AccessInformation>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/AccessInformation.json 2019-11-05T20:01:50Z 2026-07-21T23:59:59Z <_TemporalDescription>Generated from all.xml/@timerange_start and all.xml/@timerange_stop PT1S <_Cadence>Counts based on variable 'thg_mag_dbo_time' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/themis/thg/l2/mag/dbo/2019/thg_l2_mag_dbo_20191105_v01.cdf. The most common cadence, 1000000000 [ns] = PT1S, occurred for 99.9506% of the 14177 timesteps. <_ObservedRegion>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/ObservedRegion.json <_ProcessingLevel>Processing level is not available in the master file; it should be there instead of, say, https://github.com/rweigel/cdawmeta-spase/blob/main/ProcessingLevel.json spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. HTTPS from SPDF https://cdaweb.gsfc.nasa.gov/pub/data/themis/thg/l2/mag/dbo In CDF via HTTP from CDAWeb thg_l2_mag_dbo_%Y%m%d_%Q.cdf %Y THG_L2_MAG_DBO CDF spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. FTPS from SPDF ftps://cdaweb.gsfc.nasa.gov/pub/data/themis/thg/l2/mag/dbo In CDF via HTTP from CDAWeb thg_l2_mag_dbo_%Y%m%d_%Q.cdf %Y THG_L2_MAG_DBO CDF spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. CDAWeb Web Service https://cdaweb.gsfc.nasa.gov/WebServices/ Instructions for using web services to access this dataset an other other metadata and options for CDAWeb datasets. The ProductKey here corresponds to the query parameter 'dataset' in the tables at the AccessURL in a dataset-related request can be made. THG_L2_MAG_DBO CDF CSV GIF NetCDF PNG PS PDF XML x_Script.IDL x_Script.Python Text.ASCII x_WAV spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. CDAWeb Web Service user interface https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?index=sp_phys&dataset=THG_L2_MAG_DBO THG_L2_MAG_DBO Web service user interface for this product. CDF GIF PDF Text.ASCII x_WAV spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. CDAWeb Python Script https://cdaweb.gsfc.nasa.gov/WS/cdasr/1/dataviews/sp_phys/datasets/THG_L2_MAG_DBO/clientLibraryExample/ THG_L2_MAG_DBO Web service that generates a Python script to access this product. x_Script.IDL x_Script.Python spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/SSCWeb. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. 4D Orbit Viewer https://sscweb.gsfc.nasa.gov/4dorbit/?sc=THG_L2_MAG_DBO THG_L2_MAG_DBO Web Service to this product. HTML spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. CDAWeb HAPI Server https://hapi-server.org/servers/#server=CDAWeb&dataset=THG_L2_MAG_DBO THG_L2_MAG_DBO Web Service to this product using the HAPI interface. CSV JSON Binary spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. CDAWeb HAPI Script in Multiple Languages https://hapi-server.org/servers/#server=CDAWeb&dataset=THG_L2_MAG_DBO&return=script THG_L2_MAG_DBO Web Service user interface that generates scripts in IDL, Javascript, MATLAB, Python, Autoplot, curl, wget to access this product. See https://hapi-server.org/servers/api for the API. x_Script.IDL x_Script.Javascript x_Script.MATLAB x_Script.Python x_Script.Autoplot x_Script.curl x_Script.wget spase://SMWG/Repository/NASA/GSFC/SPDF Online Open SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: Jennifer Gannon, Delores Knipp, Mike Henderson at Computational Physics, Inc, University of Colorado, Boulder, GIC Magnetics. HAPI visualizations https://hapi-server.org/plot/?server=https://cdaweb.gsfc.nasa.gov/hapi&dataset=THG_L2_MAG_DBO&format=gallery THG_L2_MAG_DBO Web Service that generates plots. See https://hapi-server.org/plot/ for the API. PNG PDF SVG MagStar Ground Based Observatory (from all.xml/observatory/description/@short) University of Colorado, Boulder (from all.xml/instrument/description/@short) Space Physics (from Master/CDFglobalAttributes/Discipline) Magnetospheric Science (from Master/CDFglobalAttributes/Discipline) Ionospheric Science (from Master/CDFglobalAttributes/Discipline) THG_L2 (from Master/CDFglobalAttributes/Source_name) MagStar Ground Based Observatory (from Master/CDFglobalAttributes/Source_name) MAG (from Master/CDFglobalAttributes/Data_type) DBO (from all.xml/instrument/@ID) Earth.NearSurface.Ionosphere Earth.Surface Time since Jan 1, 2000 thg_mag_dbo_time CATDESC: 'thg_mag_dbo_time, UTC, in seconds'. Notes not in Master CDF: 'The units are the units in CDF files. For other web services, this variable is may be represented as a time string.' s Scalar Temporal B in HEZ Components thg_mag_dbo Master CDF CATDESC: 'Magnetic field variation B in HEZ vector components'. Master CDF VAR_NOTES: ''. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is thg_mag_dbo_time.' NaN 3 nT nT nT H component of B thg_magh_dbo Master CDF CATDESC: '---> H - Local magnetic North component of B'. Master CDF VAR_NOTES: ''. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is thg_mag_dbo_time.' nT NaN 3 E component of B thg_magd_dbo Master CDF CATDESC: '---> E - Local magnetic East component of B'. Master CDF VAR_NOTES: ''. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is thg_mag_dbo_time.' nT NaN 3 Z component of B thg_magz_dbo Master CDF CATDESC: '---> Z - Local vertical down component of B'. Master CDF VAR_NOTES: ''. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is thg_mag_dbo_time.' nT NaN 3