{
  "id": "SOHO_CELIAS-SEM_1DAY",
  "url": "http://hpde.io/NASA/NumericalData/SOHO/CELIAS/SEM/CDF/P1D",
  "data-file": "./data/spase_hpde_io/info/SOHO_CELIAS-SEM_1DAY.json",
  "data": {
    "Spase": {
      "xmlns": "http://www.spase-group.org/data/schema",
      "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance",
      "xsi:schemaLocation": "https://www.spase-group.org/data/schema https://www.spase-group.org/data/schema/spase-2.7.1.xsd",
      "Version": "2.7.1",
      "MetadataRightsList": {
        "Rights": {
          "SchemeURI": "https://spdx.org/licenses/",
          "RightsIdentifierScheme": "SPDX",
          "RightsIdentifier": "CC0-1.0",
          "RightsURI": "https://spdx.org/licenses/CC0-1.0.html",
          "RightsName": "Creative Commons Zero v1.0 Universal",
          "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions"
        }
      },
      "NumericalData": {
        "ResourceID": "spase://NASA/NumericalData/SOHO/CELIAS/SEM/CDF/P1D",
        "NamingAuthority": "NASA",
        "ResourceType": "NumericalData",
        "ResourceHeader": {
          "ResourceName": "SOHO Charge, Element, and Isotope Analysis System (CELIAS) Solar Extreme-Ultra-Violet Monitor (SEM) Daily Data in CDF Format",
          "DOI": "https://doi.org/10.48322/d93q-e053",
          "ReleaseDate": "2025-12-04T13:31:28Z",
          "RevisionHistory": {
            "RevisionEvent": [
              {
                "ReleaseDate": "2024-01-22T12:34:56.789",
                "Note": "Only known prior ReleaseDate of the metadata"
              },
              {
                "ReleaseDate": "2024-01-22T12:34:56.789",
                "Note": "Added DOI and PublicationInfo minted by AK, added and updated URLs, reviewed by AK 20240122"
              },
              {
                "ReleaseDate": "2025-10-03T10:49:10Z",
                "Note": "Updated PublishedBy name to match ROR Registry. Added ResourceType and NamingAuthority. Changed http to https in top-level schemaLocation attribute. Fixed version number separator in top-level schemaLocation attribute. Matched version number in schemaLocation attribute to updated value in Version tag. ZCB"
              },
              {
                "ReleaseDate": "2025-12-04T13:31:28Z",
                "Note": "Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB"
              }
            ]
          },
          "Description": "The data include daily average raw count rates in Channels 1 - 3 and First Order (26 - 34 nm, average of Ch1 and Ch3) and Central Order (0.1 - 50 nm, Ch2) photon fluxes, as well as SOHO Heliocentric location and distance. This CDF dataset was converted from the original ASCII dataset at the SOHO Archive https://soho.nascom.nasa.gov/data/archive.html. The original ASCII dataset Version 4 Science Product Release Notes are available at https://lasp.colorado.edu/eve/data_access/eve_data/lasp_soho_sem_data/long/LASP_SOHO_SEM_release_notes_v4.pdf. Description of the CELIAS-SEM instrument and scientific scope can befound on the CELIAS home page http://www2.physik.uni-kiel.de/SOHO-CELIAS/ and on the SOHO mission home page https://sohowww.nascom.nasa.gov/. CELIAS Instrument Publication: Hovestadt, D., Hilchenbach, M., Bürgi, A. et al. CELIAS - Charge, Element and Isotope Analysis System for SOHO, Sol Phys 162, 441–481 (1995), https://doi.org/10.1007/BF00733436.",
          "Acknowledgement": "Please acknowledge the Principal Investigator R. Wimmer-Schweingruber for use of these data.",
          "PublicationInfo": {
            "Authors": "Jones, Andrew; Woodraska, Don",
            "PublicationDate": "2023-01-01T00:00:00",
            "PublishedBy": "Space Physics Data Facility"
          },
          "Contact": [
            {
              "PersonID": "spase://SMWG/Person/Robert.F.Wimmer-Schweingruber",
              "Role": "PrincipalInvestigator"
            },
            {
              "PersonID": "spase://SMWG/Person/Andrew.Jones",
              "Role": "CoPI"
            },
            {
              "PersonID": "spase://SMWG/Person/Don.Woodraska",
              "Role": "CoPI"
            },
            {
              "PersonID": "spase://SMWG/Person/Andriy.Koval",
              "Role": "MetadataContact"
            }
          ],
          "InformationURL": [
            {
              "Name": "SOHO Mission Home Page",
              "URL": "https://sohowww.nascom.nasa.gov/"
            },
            {
              "Name": "CELIAS Instrument Home Page",
              "URL": "https://www.ieap.uni-kiel.de/et/soho/celias/"
            },
            {
              "Name": "CELIAS Instrument DOI",
              "URL": "https://doi.org/10.5270/esa-iey8z2h"
            },
            {
              "Name": "CELIAS Instrument Publication",
              "URL": "https://doi.org/10.1007/BF00733436",
              "Description": "Hovestadt, D., Hilchenbach, M., Bürgi, A. et al. CELIAS - Charge, Element and Isotope Analysis System for SOHO. Sol Phys 162, 441–481 (1995)"
            },
            {
              "Name": "Version 4 Science Product Release Notes",
              "URL": "https://lasp.colorado.edu/eve/data_access/eve_data/lasp_soho_sem_data/long/LASP_SOHO_SEM_release_notes_v4.pdf"
            },
            {
              "Name": "The SOHO Archive",
              "URL": "https://soho.nascom.nasa.gov/data/archive.html"
            }
          ]
        },
        "AccessInformation": [
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb",
            "Availability": "Online",
            "AccessRights": "Open",
            "RightsList": {
              "Rights": {
                "SchemeURI": "https://spdx.org/licenses/",
                "RightsIdentifierScheme": "SPDX",
                "RightsIdentifier": "CC0-1.0",
                "RightsURI": "https://spdx.org/licenses/CC0-1.0.html",
                "RightsName": "Creative Commons Zero v1.0 Universal",
                "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products"
              }
            },
            "AccessURL": {
              "Name": "FTPS from SPDF (not with most browsers)",
              "URL": "ftps://spdf.gsfc.nasa.gov/pub/data/soho/celias/sem_1day/",
              "Description": "Access to Data in CDF Format via ftps from SPDF"
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge the Principal Investigator R. Wimmer-Schweingruber. Please also acknowledge the Data Providers and CDAWeb when using these data."
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb",
            "Availability": "Online",
            "AccessRights": "Open",
            "RightsList": {
              "Rights": {
                "SchemeURI": "https://spdx.org/licenses/",
                "RightsIdentifierScheme": "SPDX",
                "RightsIdentifier": "CC0-1.0",
                "RightsURI": "https://spdx.org/licenses/CC0-1.0.html",
                "RightsName": "Creative Commons Zero v1.0 Universal",
                "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products"
              }
            },
            "AccessURL": {
              "Name": "HTTPS from SPDF",
              "URL": "https://spdf.gsfc.nasa.gov/pub/data/soho/celias/sem_1day/",
              "Description": "Access to Data in CDF Format via https from SPDF"
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge the Principal Investigator R. Wimmer-Schweingruber. Please also acknowledge the Data Providers and CDAWeb when using these data."
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb",
            "Availability": "Online",
            "AccessRights": "Open",
            "RightsList": {
              "Rights": {
                "SchemeURI": "https://spdx.org/licenses/",
                "RightsIdentifierScheme": "SPDX",
                "RightsIdentifier": "CC0-1.0",
                "RightsURI": "https://spdx.org/licenses/CC0-1.0.html",
                "RightsName": "Creative Commons Zero v1.0 Universal",
                "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products"
              }
            },
            "AccessURL": {
              "Name": "CDAWeb",
              "URL": "https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=SOHO_CELIAS-SEM_1DAY&index=sp_phys",
              "ProductKey": "SOHO_CELIAS-SEM_1DAY",
              "Description": "Access to ASCII, CDF, and Plots via NASA/GSFC CDAWeb"
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge the Principal Investigator R. Wimmer-Schweingruber. Please also acknowledge the Data Providers and CDAWeb when using these data."
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb",
            "Availability": "Online",
            "AccessRights": "Open",
            "RightsList": {
              "Rights": {
                "SchemeURI": "https://spdx.org/licenses/",
                "RightsIdentifierScheme": "SPDX",
                "RightsIdentifier": "CC0-1.0",
                "RightsURI": "https://spdx.org/licenses/CC0-1.0.html",
                "RightsName": "Creative Commons Zero v1.0 Universal",
                "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products"
              }
            },
            "AccessURL": {
              "Name": "CDAWeb HAPI Server",
              "URL": "https://cdaweb.gsfc.nasa.gov/hapi",
              "Style": "HAPI",
              "ProductKey": "SOHO_CELIAS-SEM_1DAY",
              "Description": "Web Service to this product using the HAPI interface"
            },
            "Format": "CSV",
            "Acknowledgement": "Please acknowledge the Principal Investigator R. Wimmer-Schweingruber. Please also acknowledge the Data Providers and CDAWeb when using these data."
          }
        ],
        "ProcessingLevel": "Calibrated",
        "InstrumentID": "spase://SMWG/Instrument/SOHO/CELIAS",
        "MeasurementType": "Radiance",
        "TemporalDescription": {
          "TimeSpan": {
            "StartDate": "1995-01-01T12:00:00",
            "RelativeStopDate": "-P1M"
          },
          "Cadence": "P1D"
        },
        "ObservedRegion": "Heliosphere.NearEarth",
        "Parameter": {
          "Epoch": {
            "Name": "Epoch",
            "ParameterKey": "Epoch",
            "Description": "Centered Time, number of milliseconds since 01-Jan-0000 00:00:00.000",
            "Caveats": "This Parameter exhibits an increasing Monotonic Progression",
            "Units": "ms",
            "UnitsConversion": "1.0e-3>s",
            "RenderingHints": {
              "AxisLabel": "Epoch"
            },
            "ValidMin": "01-Jan-1995 00:00:00.000",
            "ValidMax": "01-Jan-2050 00:00:00.000",
            "FillValue": "31-Dec-9999 23:59:59.999",
            "Support": {
              "SupportQuantity": "Temporal"
            }
          },
          "CH1": {
            "Name": "Chan 1 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "CH1",
            "Description": "Channel 1 daily average (raw) count rate (w/o error bars)",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "CH1 count rate",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "CH1_ErrorBars": {
            "Name": "Chan 1 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "CH1_ErrorBars",
            "Description": "Channel 1 daily average (raw) count rate (with error bars)",
            "Caveats": "This parameter is virtual. It is calculated by calling the function ALTERNATE_VIEW with the following input parameters: CH1.",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "CH1 count rate",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "stdev_CH1": {
            "Name": "stdev of Chan 1 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "stdev_CH1",
            "Description": "stdev of Channel 1 raw count rate",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "AxisLabel": "stdev of CH1",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "Qualifier": "StandardDeviation",
              "SupportQuantity": "Other"
            }
          },
          "CH2": {
            "Name": "Chan 2 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "CH2",
            "Description": "Channel 2 daily average (raw) count rate (w/o error bars)",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "CH2 count rate",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "CH2_ErrorBars": {
            "Name": "Chan 2 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "CH2_ErrorBars",
            "Description": "Channel 2 daily average (raw) count rate (with error bars)",
            "Caveats": "This parameter is virtual. It is calculated by calling the function ALTERNATE_VIEW with the following input parameters: CH2.",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "CH2 count rate",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "stdev_CH2": {
            "Name": "stdev of Chan 2 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "stdev_CH2",
            "Description": "stdev of Channel 2 raw count rate",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "AxisLabel": "stdev of CH2",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "Qualifier": "StandardDeviation",
              "SupportQuantity": "Other"
            }
          },
          "CH3": {
            "Name": "Chan 3 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "CH3",
            "Description": "Channel 3 daily average (raw) count rate (w/o error bars)",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "CH3 count rate",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "CH3_ErrorBars": {
            "Name": "Chan 3 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "CH3_ErrorBars",
            "Description": "Channel 3 daily average (raw) count rate (with error bars)",
            "Caveats": "This parameter is virtual. It is calculated by calling the function ALTERNATE_VIEW with the following input parameters: CH3.",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "CH3 count rate",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "stdev_CH3": {
            "Name": "stdev of Chan 3 count rate",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "stdev_CH3",
            "Description": "stdev of Channel 3 raw count rate",
            "Cadence": "P1D",
            "Units": "s^-1",
            "RenderingHints": {
              "AxisLabel": "stdev of CH3",
              "ValueFormat": "F10.3"
            },
            "ValidMin": "0.0",
            "ValidMax": "100000.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "Qualifier": "StandardDeviation",
              "SupportQuantity": "Other"
            }
          },
          "first_order_flux": {
            "Name": "First Order Flux",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "first_order_flux",
            "Description": "First Order Flux at 1 AU (26-34 nm, average of CH1 and CH3)",
            "Cadence": "P1D",
            "Units": "photons cm^-2 s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "First Order Flux",
              "ValueFormat": "E11.5E2"
            },
            "ValidMin": "0.0",
            "ValidMax": "1.0e+20",
            "FillValue": "-1.0e+31",
            "Wave": {
              "WaveType": "Photon",
              "WaveQuantity": "Intensity",
              "WavelengthRange": {
                "Low": "26",
                "High": "34",
                "Units": "nm"
              }
            }
          },
          "central_order_flux": {
            "Name": "Central Order Flux",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "central_order_flux",
            "Description": "Central Order Flux at 1 AU (0.1 - 50 nm, CH2)",
            "Cadence": "P1D",
            "Units": "photons cm^-2 s^-1",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "Central Order Flux",
              "ValueFormat": "E11.5E2"
            },
            "ValidMin": "0.0",
            "ValidMax": "1.0e+20",
            "FillValue": "-1.0e+31",
            "Wave": {
              "WaveType": "Photon",
              "WaveQuantity": "Intensity",
              "WavelengthRange": {
                "Low": "0.1",
                "High": "50",
                "Units": "nm"
              }
            }
          },
          "HC_POS": {
            "Name": "Heliocentric location",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "HC_POS",
            "Description": "SOHO Heliocentric location",
            "Cadence": "P1D",
            "Units": "km",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "SE"
            },
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "ValueFormat": "E12.5E2"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "X",
                  "Index": "1"
                },
                {
                  "Name": "Y",
                  "Index": "2"
                },
                {
                  "Name": "Z",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-2.0e+08",
            "ValidMax": "2.0e+08",
            "FillValue": "-1.0e+31",
            "Support": {
              "Qualifier": "Vector",
              "SupportQuantity": "Positional"
            }
          },
          "HC_R": {
            "Name": "Heliocentric distance (km)",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "HC_R",
            "Description": "SOHO heliocentric distance (km)",
            "Cadence": "P1D",
            "Units": "km",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Spherical",
              "CoordinateSystemName": "SE"
            },
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "R",
              "ValueFormat": "E12.5E2"
            },
            "ValidMin": "0.0",
            "ValidMax": "2.0e+08",
            "FillValue": "-1.0e+31",
            "Support": {
              "Qualifier": "Magnitude",
              "SupportQuantity": "Positional"
            }
          },
          "R_AU": {
            "Name": "Heliocentric distance (AU)",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "R_AU",
            "Description": "SOHO heliocentric distance (AU)",
            "Cadence": "P1D",
            "Units": "AU",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Spherical",
              "CoordinateSystemName": "SE"
            },
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "R",
              "ValueFormat": "F8.6"
            },
            "ValidMin": "0.0",
            "ValidMax": "2.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "Qualifier": "Magnitude",
              "SupportQuantity": "Positional"
            }
          }
        }
      }
    }
  }
}