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CRRES 30s magnetic field data

Singer, Howard J.; Mullen, E. G. (2025). CRRES 30s magnetic field data [Data set]. University of California, Los Angeles. https://doi.org/10.48322/dh28-sc29 .

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/CRRES/MAG/PT30S

Description

This data set contains spin fitted magnetic field vectors and magnitudes from the CRRES tri-axial fluxgate magnetometer data. The magnetic field vectors are at 30 s resolution and in the GSE coordinate system.

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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/CRRES/MAG/PT30S
NamingAuthority
NASA
ResourceType
NumericalData
ResourceHeader
ResourceName
CRRES 30s magnetic field data
AlternateName
CRRES MAG data
DOI
https://doi.org/10.48322/dh28-sc29
ReleaseDate
2026-07-21 12:04:46Z
RevisionHistory
RevisionEvent
ReleaseDate
2025-05-01 21:14:30Z
Note
Only known prior ReleaseDate of the metadata
RevisionEvent
ReleaseDate
2025-11-14 16:03:09Z
Note
Added PublicationInfo. 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 13:29:05Z
Note
Added MetadataRightsList. Updated to 2.7.1. ZCB
RevisionEvent
ReleaseDate
2026-06-26 13:16:35Z
Note
Add 'Z' to TemporalDescription:TimeSpan:StartDate, TemporalDescription:TimeSpan:StopDate. ZCB
RevisionEvent
ReleaseDate
2026-07-21 12:04:46Z
Note
Added HelioData InformationURL. JWL
Description

This data set contains spin fitted magnetic field vectors and magnitudes from the CRRES tri-axial fluxgate magnetometer data. The magnetic field vectors are at 30 s resolution and in the GSE coordinate system.

Acknowledgement
NASA; Department of Defense-Department of the Air Force (United States); AFRL; Dr. Howard J. Singer; Dr. E. Gary Mullen
PublicationInfo
Authors
Singer, Howard J.; Mullen, E. G.
PublicationDate
2025-11-14 16:03:09Z
PublishedBy
University of California, Los Angeles
Contacts
Role Person StartDate StopDate Note
1. PrincipalInvestigator spase://SMWG/Person/Howard.J.Singer
2. PrincipalInvestigator spase://SMWG/Person/E.Gary.Mullen
3. MetadataContact spase://SMWG/Person/James.M.Weygand
InformationURL
Name
CRRES Fluxgate Magnetometer Instrument
URL
https://nssdc.gsfc.nasa.gov/nmc/experiment/display.action?id=1990-065A-19
Description

NASA NSSDC CRRES fluxgate magnetometer experiment details

InformationURL
Name
HelioData
URL
https://helio.data.nasa.gov/dataset/CRRES_MAG_PT30S
Description

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

Association
AssociationID
spase://SMWG/Observatory/CRRES
AssociationType
ObservedBy
PriorIDs
spase://VMO/NumericalData/CRRES/MAG/PT30S
spase://VSPO/NumericalData/CRRES/MAG/PT30S
AccessInformation
RepositoryID
spase://SMWG/Repository/UCLA/VMO
Availability
Online
AccessRights
Open
AccessURL
Name
Virtual Magnetospheric Observatory
URL
http://vmo.igpp.ucla.edu/data1/CRRES/MAG/PT30S/
Format
Text
Encoding
ASCII
Acknowledgement
NASA; Department of Defense-Department of the Air Force (United States); AFRL; Dr. Howard J. Singer; Dr. E. Gary Mullen
ProcessingLevel
Calibrated
ProviderResourceName
CRRES MAG Tri-axial fluxgate magnetometer
ProviderProcessingLevel
Level-2
InstrumentIDs
spase://SMWG/Instrument/CRRES/MAG
MeasurementType
MagneticField
TemporalDescription
TimeSpan
StartDate
1990-10-11 00:00:00.000Z
StopDate
1991-10-13 00:00:00.000Z
Note
Time format in data files is: Year-Month-Day Hour Minute Second (YYYY-MM-DDTHH:MM:SS.SSS)
Cadence
PT30S
ObservedRegion
Earth.Magnetosphere.Main
ObservedRegion
Earth.Magnetosphere.RadiationBelt
Keywords
30 s
Radiation Belt
Inner Magnetosphere
Magnetosphere
Plasmasphere
magnetic fields
magnetometer
Parameter #1
Name
Universal Time
ParameterKey
Time
Description

Universal Time columns from left to right are: year month day hour minute sec in the format of yyyy mm dd hh mm ss.

Caveats
Flag=9999-12-31T23:59:59Z
Cadence
PT30S
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GSE
Structure
Size
6
Description

Universal Time expressed using a 6-column day, month, year, hour, minute, second representation

Element
Name
Year
Index
1
ParameterKey
Year
Element
Name
Month
Index
2
ParameterKey
Month
Element
Name
Day
Index
3
ParameterKey
Day
Element
Name
Hour
Index
4
ParameterKey
Hour
Element
Name
Minute
Index
5
ParameterKey
Minute
Element
Name
Second
Index
6
ParameterKey
Second
Support
SupportQuantity
Temporal
Parameter #2
Name
CRRES Spin Fitted Magnetic Field Vector at 30 s Resolution
ParameterKey
CRRES Spin Fitted Magnetic Field Vector
Description

Spin fitted magnetic field vector for CRRES in GSE coordinates in units of nT

Caveats
Flags=99999
Cadence
PT30S
Units
nT
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GSE
Structure
Size
3
Element
Name
BX-GSE
Qualifier
Component.I
Index
1
ParameterKey
Bx
Element
Name
BY-GSE
Qualifier
Component.J
Index
2
ParameterKey
By
Element
Name
BZ-GSE
Qualifier
Component.K
Index
3
ParameterKey
Bz
Field
Qualifier
Vector
FieldQuantity
Magnetic
Parameter #3
Name
CRRES Spin Fitted Fluxgate Magnetometer Magnitude at 30 s resolution
ParameterKey
Spin Fitted Magnetic field magnitude
Description

CRRES spin fitted fluxgate magnetometer magnitude at 30 s resolution in units of nT.

Caveats
Flags=99999
Cadence
PT30S
Units
nT
Field
Qualifier
Magnitude
FieldQuantity
Magnetic