Name: ACE Electron Proton Alpha Monitor (EPAM) LEMS30-DE MFSA, Spacecraft Frame, Sectored Electron Count Rates, 5 min Averages
Creator: Gold, R.E., Roelof, E.C., Krimigis, S., Haggerty, D., Armstrong, T.P., Manweiler, J.W., and J.D. Patterson
Published: 2022-01-01
License: https://cdla.io/permissive-1-0/

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} function getVersionedBibTeX(bibtex) { /* Add version field as suggested by August (Gus) Muench, Journals Data Editor, American Astronomical Society (email dated 7/7/25) */ const accessVersion = ", version={Accessed on " + currentIsoDateStr + "}"; const modifiedBibtex = bibtex.substring(0, bibtex.lastIndexOf("}")) + accessVersion + "}"; return modifiedBibtex; } function getBlob(text) { return new Blob([text], { type: "text/plain"}); } function clipboardAlert(text) { alert(text + "\nCopied to clipboard"); } function clipCitation(doi) { document.body.style.cursor = 'wait'; let url = "https://citation.doi.org/format?doi=" + doi.replace("https://doi.org/", "") + String.fromCodePoint(38) + "style=bibtex" + String.fromCodePoint(38) + "lang=en-US"; const text = new ClipboardItem({ "text/plain": fetch(url) .then(getResponseText) .then(getVersionedBibTeX) .then(getBlob) }); navigator.clipboard.write([text]); text.getType("text/plain") .then(getResponseText) .then(clipboardAlert); } function toggle_usa_banner_details() { const details = document.getElementById("usa-banner-details"); const indicator = document.getElementById("usa-banner-indicator"); if (details.style.display === "none") { details.style.display = "block"; indicator.textContent = "^"; } else { details.style.display = "none"; indicator.textContent = "v"; } } const monthName=new Array("January","February","March","April","May","June","July","August","September","October","November","December"); let currentDate = new Date(); let currentIsoDateStr = currentDate.toISOString().substring(0, 10); let currentDateStr = currentDate.getFullYear() + '-' + monthName[currentDate.getMonth()] + '-' + currentDate.getDate(); Data Access ACE EPAM PG72 5min-Averaged ACE Electron Proton Alpha Monitor (EPAM) LEMS30-DE MFSA, Spacecraft Frame, Sectored Electron Count Rates, 5 min Averages var authors='Gold, R.E., Roelof, E.C., Krimigis, S., Haggerty, D., Armstrong, T.P., Manweiler, J.W., and J.D. Patterson'; document.write(authors); (2022). ACE Electron Proton Alpha Monitor (EPAM) LEMS30-DE MFSA, Spacecraft Frame, Sectored Electron Count Rates, 5 min Averages. [Data set]. Space Physics Data Facility. https://doi.org/10.48322/hghb-ah74. Accessed on document.write(currentDateStr);. Note: Proper references, including Copy BibTeX Citation or other formats, should include the "Accessed on date" to identify the version of the resource being cited in a given publication. ResourceID spase://NASA/NumericalData/ACE/EPAM/LEMS30/SpacecraftFrame/Sectored/Electron/CountRates/PT5M Description 5min-averaged sectored count rates from LEMS30 - Channels DE1, DE2, DE3, and DE4. Metadata Rights CC0-1.0: Creative Commons Zero v1.0 Universal Note CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions. The actual data/software may be subject to a different license. View XML | Edit Details Version:2.7.1 NumericalData ResourceID spase://NASA/NumericalData/ACE/EPAM/LEMS30/SpacecraftFrame/Sectored/Electron/CountRates/PT5M NamingAuthority NASA ResourceType NumericalData ResourceHeader ResourceName ACE Electron Proton Alpha Monitor (EPAM) LEMS30-DE MFSA, Spacecraft Frame, Sectored Electron Count Rates, 5 min Averages AlternateName EPAM-PG72-5M DOI https://doi.org/10.48322/hghb-ah74 ReleaseDate 2025-12-04 13:28:22Z RevisionHistory RevisionEvent ReleaseDate 2020-07-07 21:14:14 Note Only known prior ReleaseDate of the metadata RevisionEvent ReleaseDate 2022-08-04 12:34:56.789 Note Added DOI and PublicationInfo minted by JMW, updated the DataProducer Person to Dennis K. Haggerty, metadata updated to SPASE 2.4.1, reviewed by LFB 20220730 RevisionEvent ReleaseDate 2025-09-30 14:27:16Z 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 RevisionEvent ReleaseDate 2025-12-04 13:28:22Z Note Added MetadataRightsList. Updated to 2.7.1. ZCB Description 5min-averaged sectored count rates from LEMS30 - Channels DE1, DE2, DE3, and DE4. Acknowledgement Thomas P. Armstrong, Fundamental Technologies LLC PublicationInfo Authors Gold, R.E., Roelof, E.C., Krimigis, S., Haggerty, D., Armstrong, T.P., Manweiler, J.W., and J.D. Patterson PublicationDate 2022-01-01 00:00:00 PublishedBy Space Physics Data Facility Contacts Role Person StartDate StopDate Note 1. DataProducer spase://SMWG/Person/Dennis.K.Haggerty 2. MetadataContact spase://SMWG/Person/James.M.Weygand 3. MetadataContact spase://SMWG/Person/Lee.Frost.Bargatze InformationURL Name Explanation of EPAM print-groups and CSV file nomenclature. URL http://data.ftecs.com/VHO/VEPO/ace_epam/explanation-csv-files.html Description The Explanation HTML page at Fundamental Technologies describes how the numeric data from the ACE EPAM instrument are divided into different print-groups, the nomenclature of the ASCII-based comma-separated variable (CSV) files, and how those files can be accessed. Association AssociationID spase://NASA/NumericalData/ACE/EPAM/LEMS30/SpacecraftFrame/Sectored/Electron/CountRates/PT11.5S AssociationType Other Association AssociationID spase://NASA/NumericalData/ACE/EPAM/LEMS30/SpacecraftFrame/Sectored/Electron/CountRates/PT1H AssociationType Other Association AssociationID spase://NASA/NumericalData/ACE/EPAM/LEMS30/SpacecraftFrame/Sectored/Electron/CountRates/P1D AssociationType Other PriorIDs spase://VEPO/NumericalData/ACE/EPAM/RATES/EPAM-PG72-5M spase://VSPO/NumericalData/ACE/EPAM/LEMS30/SpacecraftFrame/Sectored/Electron/CountRates/PT5M AccessInformation RepositoryID spase://SMWG/Repository/FTECS Availability Online AccessRights Open AccessURL Name ACE EPAM PG72 5min-Averaged URL http://data.ftecs.com/VHO/VEPO/ace_epam/rates/5min/ Description Folder containing CSV data files. Format Text Encoding ASCII Acknowledgement Thomas P. Armstrong, Fundamental Technologies LLC InstrumentIDs spase://SMWG/Instrument/ACE/EPAM MeasurementType EnergeticParticles TemporalDescription TimeSpan StartDate 1991-01-01 00:00:00.000 StopDate 2008-12-31 23:59:59.000 Cadence PT5M ObservedRegion Heliosphere.NearEarth Parameter #1 Name Time for the record ParameterKey Time_PG72 Description Time for the record given in year, day of year, hour, min, and decimal seconds. The given time represents the beginning of the averaging interval. Cadence PT5M Structure Size 5 Element Name Year Index 1 ValidMin 1991 ValidMax 2008 FillValue -9999 Element Name Day of year Index 2 ValidMin 1 ValidMax 366 FillValue -999 Element Name Hour of day Index 3 ValidMin 0 ValidMax 23 FillValue -99 Element Name Minute of hour Index 4 ValidMin 0 ValidMax 59 FillValue -99 Element Name Seconds of minute Index 5 ValidMin 0.00 ValidMax 59.99 FillValue -99.99 Support SupportQuantity Temporal Parameter #2 Name LEMS30 DE1 Sector 1 5-min-Averaged Electrons ParameterKey LEMS30-DE1S1-12s Description 5-min LEMS30 DE1 sector 1 electron count rates between 38 and 53 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 38 High 53 Units keV AzimuthalAngleRange Low 45 High 135 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #3 Name LEMS30 DE1 Sector 2 5-min-Averaged Electrons ParameterKey LEMS30-DE1S2-12s Description 5-min LEMS30 DE1 sector 2 electron count rates between 38 and 53 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 38 High 53 Units keV AzimuthalAngleRange Low 135 High 25 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #4 Name LEMS30 DE1 Sector 3 5-min-Averaged Electrons ParameterKey LEMS30-DE1S3-12s Description 5-min LEMS30 DE1 sector 3 electrons count rates between 38 and 53 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 38 High 53 Units keV AzimuthalAngleRange Low 225 High 315 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #5 Name LEMS30 DE1 Sector 4 5-min-Averaged Electrons ParameterKey LEMS30-DE1S4-12s Description 5-min LEMS30 DE1 sector 4 electron count rates between 38 and 53 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 38 High 53 Units keV AzimuthalAngleRange Low -45 High 45 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #6 Name LEMS30 DE2 Sector 1 5-min-Averaged Electrons ParameterKey LEMS30-DE2S1-12s Description 5-min LEMS30 DE2 sector 1 electron count rates between 53 and 103 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 53 High 103 Units keV AzimuthalAngleRange Low 45 High 135 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #7 Name LEMS30 DE2 Sector 2 5-min-Averaged Electrons ParameterKey LEMS30-DE2S2-12s Description 5-min LEMS30 DE2 sector 2 electron count rates between 53 and 103 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 53 High 103 Units keV AzimuthalAngleRange Low 135 High 225 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #8 Name LEMS30 DE2 Sector 3 5-min-Averaged Electrons ParameterKey LEMS30-DE2S3-12s Description 5-min LEMS30 DE2 sector 3 electrons count rates between 53 and 103 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 53 High 103 Units keV AzimuthalAngleRange Low 225 High 315 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #9 Name LEMS30 DE2 Sector 4 5-min-Averaged Electrons ParameterKey LEMS30-DE2S4-12s Description 5-min LEMS30 DE2 sector 4 electron count rates between 53 and 103 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 53 High 103 Units keV AzimuthalAngleRange Low -45 High 45 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #10 Name LEMS30 DE3 Sector 1 5-min-Averaged Electrons ParameterKey LEMS30-DE3S1-12s Description 5-min LEMS30 DE3 sector 1 electron count rates between 103 and 175 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 103 High 175 Units keV AzimuthalAngleRange Low 45 High 135 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #11 Name LEMS30 DE3 Sector 2 5-min-Averaged Electrons ParameterKey LEMS30-DE3S2-12s Description 5-min LEMS30 DE3 sector 2 electron count rates between 103 and 175 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 103 High 175 Units keV AzimuthalAngleRange Low 135 High 225 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #12 Name LEMS30 DE3 Sector 3 5-min-Averaged Electrons ParameterKey LEMS30-DE3S3-12s Description 5-min LEMS30 DE3 sector 3 electrons count rates between 103 and 175 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 103 High 175 Units keV AzimuthalAngleRange Low 225 High 315 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #13 Name LEMS30 DE3 Sector 4 5-min-Averaged Electrons ParameterKey LEMS30-DE3S4-12s Description 5-min LEMS30 DE3 sector 4 electron count rates between 103 and 175 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 103 High 175 Units keV AzimuthalAngleRange Low -45 High 45 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #14 Name LEMS30 DE4 Sector 1 5-min-Averaged Electrons ParameterKey LEMS30-DE4S1-12s Description 5-min LEMS30 DE4 sector 1 electron count rates between 175 and 315 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 175 High 315 Units keV AzimuthalAngleRange Low 45 High 135 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #15 Name LEMS30 DE4 Sector 2 5-min-Averaged Electrons ParameterKey LEMS30-DE4S2-12s Description 5-min LEMS30 DE4 sector 2 electron count rates between 175 and 315 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 175 High 315 Units keV AzimuthalAngleRange Low 135 High 225 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #16 Name LEMS30 DE4 Sector 3 5-min-Averaged Electrons ParameterKey LEMS30-DE4S3-12s Description 5-min LEMS30 DE4 sector 3 electrons count rates between 175 and 315 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 175 High 315 Units keV AzimuthalAngleRange Low 225 High 315 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #17 Name LEMS30 DE4 Sector 4 5-min-Averaged Electrons ParameterKey LEMS30-DE4S4-12s Description 5-min LEMS30 DE4 sector 4 electron count rates between 175 and 315 keV. Caveats Geometric Factor = 0.14 cm^2-sr Cadence PT5M Units cps ValidMin 0.0 ValidMax 1.00E+06 FillValue null Particle ParticleType Electron Qualifier Average ParticleQuantity Counts EnergyRange Low 175 High 315 Units keV AzimuthalAngleRange Low -45 High 45 Units Degrees PolarAngleRange Low 7.5 High 52.5 Units Degrees Parameter #18 Name B-Field X-Component ParameterKey B-Field-X Description X-Component of the Magnetic Field in HEE Coordinates Units nT CoordinateSystem CoordinateRepresentation Cartesian CoordinateSystemName HEE Field Qualifier Component.I FieldQuantity Magnetic Parameter #19 Name B-Field Y-Component ParameterKey B-Field-Y Description Y-Component of the Magnetic Field in HEE Coordinates Units nT CoordinateSystem CoordinateRepresentation Cartesian CoordinateSystemName HEE Field Qualifier Component.J FieldQuantity Magnetic Parameter #20 Name B-Field Z-Component ParameterKey B-Field-Z Description Z-Component of the Magnetic Field in HEE Coordinates Units nT CoordinateSystem CoordinateRepresentation Cartesian CoordinateSystemName HEE Field Qualifier Component.K FieldQuantity Magnetic Parameter #21 Name B-Field HEE Magnitude ParameterKey B-Field-Mag-HEE Description Magnitude of the Magnetic Field in HEE Coordinates Units nT CoordinateSystem CoordinateRepresentation Cartesian CoordinateSystemName HEE Field Qualifier Magnitude FieldQuantity Magnetic