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Wind EPACT/LEMT 5-min key parameter flux data

Von Rosenvinge, Tycho T.; Reames, Donald V.; Tan, Lun C.; & Tylka, Allan J. (2021). Wind EPACT/LEMT 5-min key parameter flux data [Data set]. Space Physics Data Facility. https://doi.org/10.48322/5jq3-gs16 .

Note: Proper references, including those in BibTex or other formats , should include the "Accessed on date" as shown above to identify the version of the resource being cited in a given publication.

ResourceID
spase://NASA/NumericalData/Wind/EPACT/LEMT/L2/PT5M

Description

This set of key parameter flux data from the Wind EPACT (Energetic Particles: Acceleration,Composition and Transport) telescopes contains fluxes of He, C, O Ne,Si, Fe nuclei in the general range 2-11 MeV/n, each averaged over 5 minutes. Poisson uncertainties are given for each flux.

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Details

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

Version:2.7.1

NumericalData

ResourceID
spase://NASA/NumericalData/Wind/EPACT/LEMT/L2/PT5M
NamingAuthority
NASA
ResourceType
NumericalData
ResourceHeader
ResourceName
Wind EPACT/LEMT 5-min key parameter flux data
DOI
https://doi.org/10.48322/5jq3-gs16
ReleaseDate
2026-07-21 12:09:20Z
RevisionHistory
RevisionEvent
ReleaseDate
2021-05-31 12:34:56.789Z
Note
Updated to SPASE Version 2.3.2 if needed, Applied quality control for DOI usage, LFB
RevisionEvent
ReleaseDate
2025-10-03 11:24:19Z
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
2025-10-23 12:34:56.789Z
Note
Revised ObservedRegion. JMW
RevisionEvent
ReleaseDate
2025-12-04 13:32:50Z
Note
Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB
RevisionEvent
ReleaseDate
2026-06-26 13:31:55Z
Note
Add 'Z' to RevisionEvent:ReleaseDate(s), PublicationDate, TemporalDescription:TimeSpan:StartDate. ZCB
RevisionEvent
ReleaseDate
2026-07-21 12:09:20Z
Note
Added HelioData InformationURL. JWL
Description

This set of key parameter flux data from the Wind EPACT (Energetic Particles: Acceleration,Composition and Transport) telescopes contains fluxes of He, C, O Ne,Si, Fe nuclei in the general range 2-11 MeV/n, each averaged over 5 minutes. Poisson uncertainties are given for each flux.

Acknowledgement
Dr. Tycho T. Von Rosenvinge
PublicationInfo
Authors
Von Rosenvinge, Tycho T.; Reames, Donald V.; Tan, Lun C.; & Tylka, Allan J.
PublicationDate
2021-01-01 00:00:00Z
PublishedBy
Space Physics Data Facility
Contacts
Role Person StartDate StopDate Note
1. PrincipalInvestigator spase://SMWG/Person/Tycho.T.Von.Rosenvinge
2. CoInvestigator spase://SMWG/Person/Donald.V.Reames
3. GeneralContact spase://SMWG/Person/Robert.E.McGuire
InformationURL
Name
HelioData
URL
https://helio.data.nasa.gov/dataset/Wind_EPACT_LEMT_L2_PT5M
Description

The HelioData dataset page provides an overview of the dataset with access links, associated variables, and more.

PriorIDs
spase://VSPO/NumericalData/Wind/EPACT/LEMT/L2/PT5M
AccessInformation
RepositoryID
spase://SMWG/Repository/NASA/GSFC/SPDF
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/wind/epact/epact_l2-5min-sept/
AccessURL
Name
HTTPS from SPDF
URL
https://spdf.gsfc.nasa.gov/pub/data/wind/epact/epact_l2-5min-sept/
Description

In CDF via HTTP from SPDF

AccessURL
Name
CDAWeb
URL
https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=WI_L2-5MIN-SEP_EPACT-LEMT&index=sp_phys
ProductKey
WI_L2-5MIN-SEP_EPACT-LEMT
Description

CDAWeb interface with subsetting, graphics, listing and file creation

Format
CDF
Acknowledgement
Please acknowledge Principal Investigator T. von Rosenvinge and the CDAWeb team at NASA/GSFC
AccessInformation
RepositoryID
spase://SMWG/Repository/NASA/GSFC/SPDF
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
WI_L2-5MIN-SEP_EPACT-LEMT
Description

Web Service to this product using the HAPI interface.

Format
CSV
Acknowledgement
Please acknowledge Principal Investigator T. von Rosenvinge and the CDAWeb team at NASA/GSFC
ProcessingLevel
Calibrated
InstrumentIDs
spase://SMWG/Instrument/Wind/EPACT
MeasurementType
EnergeticParticles
TemporalDescription
TimeSpan
StartDate
1994-11-16 00:00:00Z
RelativeStopDate
-P12M
Cadence
PT5M
ObservedRegion
Heliosphere
ObservedRegion
Earth.NearSurface.Plasmasphere
ObservedRegion
Earth.Magnetosphere
ObservedRegion
Earth.Magnetosphere.Magnetotail
ObservedRegion
Earth.Magnetosphere.Main
ObservedRegion
Heliosphere.NearEarth
ObservedRegion
Heliosphere.Inner
ObservedRegion
Earth.Magnetosheath
Parameter #1
Name
Epoch Time
ParameterKey
Epoch
Description

Number of milliseconds since the CDF epoch.

Units
ms
UnitsConversion
1e-3>s
ValidMin
01-Jan-1956 00:00:00.000
ValidMax
01-Jan-2083 00:00:00.000
FillValue
-1.0E31
Support
SupportQuantity
Temporal
Parameter #2
Name
Helium Flux
ParameterKey
flux_He
Description

He intensity, at select energies 2.2-8.5 MeV/nuc

Cadence
PT1H
Units
1/(cm^2 sec ster MeV/n)
Structure
Size
7 1
Description

This is a 7 x 1 matrix, with 7 rows for each of the 7 energy windows

Particle
ParticleType
AlphaParticle
ParticleType
Ion
ParticleQuantity
NumberFlux
EnergyRange
Low
2
High
9.64
Units
MeV/n
Parameter #3
Name
Carbon Flux
ParameterKey
flux_C
Description

C intensity, at 7 energies 2.9-11.4 MeV/nuc

Cadence
PT1H
Units
1/(cm^2 sec ster MeV/n)
Structure
Size
7 1
Description

This is a 7 x 1 matrix, with 7 rows for each of the 7 energy windows

Particle
ParticleType
AlphaParticle
ParticleType
Ion
ParticleQuantity
NumberFlux
EnergyRange
Low
2.57
High
13.7
Units
MeV/n
Parameter #4
Name
Oxygen Flux
ParameterKey
flux_O
Description

O intensity, at 7 energies 2.9-11.3 MeV/nuc

Cadence
PT1H
Units
1/(cm^2 sec ster MeV/n)
Structure
Size
7 1
Description

This is a 7 x 1 matrix, with 7 rows for each of the 7 energy windows

Particle
ParticleType
AlphaParticle
ParticleType
Ion
ParticleQuantity
NumberFlux
EnergyRange
Low
2.56
High
13.4
Units
MeV/n
Parameter #5
Name
Neon Flux
ParameterKey
flux_Ne
Description

Ne intensity, at 6 energies 3.6-11.3 MeV/nuc

Cadence
PT1H
Units
1/(cm^2 sec ster MeV/n)
Structure
Size
7 1
Description

This is a 7 x 1 matrix, with 7 rows for each of the 7 energy windows

Particle
ParticleType
AlphaParticle
ParticleType
Ion
ParticleQuantity
NumberFlux
EnergyRange
Low
3.27
High
12.7
Units
MeV/n
Parameter #6
Name
Silicon Flux
ParameterKey
flux_Si
Description

Si intensity, at 7 energies 2.8-11.6 MeV/nuc (time-series with uncertainties)

Cadence
PT1H
Units
1/(cm^2 sec ster MeV/n)
Structure
Size
7 1
Description

This is a 7 x 1 matrix, with 7 rows for each of the 7 energy windows

Particle
ParticleType
AlphaParticle
ParticleType
Ion
ParticleQuantity
NumberFlux
EnergyRange
Low
2.5
High
13.6
Units
MeV/n
Parameter #7
Name
Iron Flux
ParameterKey
flux_Fe
Description

Fe intensity, at 7 energies 2.7-10.9 MeV/nuc

Cadence
PT1H
Units
1/(cm^2 sec ster MeV/n)
Structure
Size
7 1
Description

This is a 7 x 1 matrix, with 7 rows for each of the 7 energy windows

Particle
ParticleType
AlphaParticle
ParticleType
Ion
ParticleQuantity
NumberFlux
EnergyRange
Low
2.4
High
12.5
Units
MeV/n