Data Access

ACE MAG SWEPAM 4-min merged IMF+plasma data

Name: ACE MAG SWEPAM 4-min merged IMF+plasma data
Creator: McComas, D., Smith, C., Skoug, R., Delapp, D., Elliott, H., and Davis, A.
Published: 2022-04-27
License: https://spdx.org/licenses/CC0-1.0.html

(2022). ACE MAG SWEPAM 4-min merged IMF+plasma data. [Data set]. Space Physics Data Facility. https://doi.org/10.48322/15we-sn93. Accessed on .

Note: Proper references, including 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/MAG_SWEPAM/PT240S

Description

ACE MAG and SWEPAM 4-min merged magnetic field and plasma parameter moments data at NSSDC

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.

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Details

Version:2.7.1

NumericalData

ResourceID

spase://NASA/NumericalData/ACE/MAG_SWEPAM/PT240S

NamingAuthority

NASA

ResourceType

NumericalData

ResourceHeader

ResourceName

ACE MAG SWEPAM 4-min merged IMF+plasma data

DOI

https://doi.org/10.48322/15we-sn93

ReleaseDate

2026-07-21 12:03:50Z

RevisionHistory

RevisionEvent

ReleaseDate

2020-07-07 21:14:15Z

Note

Last known prior metadata Release Date

RevisionEvent

ReleaseDate

2022-04-20 00:00:00Z

Note

ACE: DOI and PublicationInfo added, metadata revised by J.M. Weygand on 2022-04-08, reviewed by LFB

RevisionEvent

ReleaseDate

2022-05-17 12:34:56.789Z

Note

ACE: Updated to SPASE Version 2.4.0, revised by LFB on 2022-05-17

RevisionEvent

ReleaseDate

2025-09-30 14:27:18Z

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 13:28:24Z

Note

Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB

RevisionEvent

ReleaseDate

2026-06-26 13:14:17Z

Note

Add 'Z' to RevisionEvent:ReleaseDate(s), PublicationDate, TemporalDescription:TimeSpan:StartDate. ZCB

RevisionEvent

ReleaseDate

2026-07-21 12:03:50Z

Note

Added HelioData InformationURL. JWL

Description

ACE MAG and SWEPAM 4-min merged magnetic field and plasma parameter moments data at NSSDC

PublicationInfo

Authors

McComas, D., Smith, C., Skoug, R., Delapp, D., Elliott, H., and Davis, A.

PublicationDate

2022-04-27 00:00:00Z

PublishedBy

Space Physics Data Facility

Contacts

	Role	Person
1.	PrincipalInvestigator	spase://SMWG/Person/Norman.F.Ness
2.	GeneralContact	spase://SMWG/Person/Charles.W.Smith
3.	PrincipalInvestigator	spase://SMWG/Person/David.J.McComas
4.	DataProducer	spase://SMWG/Person/Ruth.Skoug

InformationURL

Name

HelioData

URL

https://helio.data.nasa.gov/dataset/ACE_MAG_SWEPAM_PT240S

Description

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

PriorIDs

spase://VSPO/NumericalData/P_ACE_HDR_MAG_SWEPAM_4M_MGD

spase://VSPO/NumericalData/ACE/MAG_SWEPAM/PT240S

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

FTPBrowser

URL

https://omniweb.gsfc.nasa.gov/ftpbrowser/ace_merge.html

AccessURL

Name

FTPS from SPDF (not with most browsers)

URL

ftps://spdf.gsfc.nasa.gov/pub/data/ace/merged/4_min_merged_mag_plasma/

AccessURL

Name

HTTPS from SPDF

URL

https://spdf.gsfc.nasa.gov/pub/data/ace/merged/4_min_merged_mag_plasma/

Description

In CDF via HTTP from SPDF

Format

Text

InstrumentIDs

spase://SMWG/Instrument/ACE/SWEPAM

spase://SMWG/Instrument/ACE/MAG

MeasurementType

ThermalPlasma

MeasurementType

MagneticField

TemporalDescription

TimeSpan

StartDate

1998-02-05 00:00:00Z

RelativeStopDate

-P5M

Note

Data are presently ~5 months delayed

Cadence

PT240S

ObservedRegion

Heliosphere.NearEarth