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/DE1/PWI/SFC/PT1S
NamingAuthority
NASA
ResourceType
NumericalData
ResourceHeader
ResourceName
DE 1 Plasma Waves Instrument (PWI) Step Frequency Receiver Phase data
AlternateName
Dynamics Explorer 1 PWI SFR Phase data
AlternateName
DE-A PWI SFR Phase data
DOI
https://doi.org/10.48322/c1m2-bz50
ReleaseDate
2025-12-04 13:29:06Z
RevisionHistory
RevisionEvent
ReleaseDate
2025-05-02 21:14:31Z
Note
Only known prior ReleaseDate of the metadata
RevisionEvent
ReleaseDate
2025-11-14 16:03:08Z
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 13:29:06Z
Note
Added MetadataRightsList. Updated to 2.7.1. ZCB
Description
Plasma Waves Instrument Step Frequency Receiver Phase data
Acknowledgement
NASA; Donald A. Gurnett
PublicationInfo
Authors
Gurnett, Donald A.
PublicationDate
2025-11-14 16:03:08Z
PublishedBy
University of California, Los Angeles
Contacts
InformationURL
Name
NSSDC's Master Catalog on the Plasma Wave Instrument
URL
Description
Introduction to the Plasma Wave Instrument on DE1
PriorIDs
spase://VMO/NumericalData/DE1/PWI/SFRPH/PT1S
spase://VSPO/NumericalData/DE1/PWI/SFC/PT1S
AccessInformation
RepositoryID
Availability
Online
AccessRights
Open
AccessURL
Name
Plasma Waves Instrument Step Frequency Receiver Phase data
URL
Description
This URL contains the DE1 PWI Step Frequency Receiver Phase Data
Format
Text
Encoding
ASCII
Acknowledgement
NASA;Donald.A.Gurnett
ProcessingLevel
Calibrated
ProviderResourceName
Plasma Waves Instrument Step Frequency Receiver Phase
ProviderProcessingLevel
Level-2
InstrumentIDs
MeasurementType
Waves.Passive
TemporalDescription
TimeSpan
StartDate
1981-09-16 00:00:00
StopDate
1984-06-24 00:00:00
Note
Time format in data files is: milliseconds of the day
Cadence
PT1S
ObservedRegion
Earth.NearSurface.Ionosphere
ObservedRegion
Earth.NearSurface.Plasmasphere
ObservedRegion
Earth.NearSurface.PolarCap
Caveats
Flags=NaN
Keywords
PWI
SFR Phase
Plasma Waves Instrument
Step Frequency Receiver Phases
magnetosphere
radiation belt
Parameter #1
Name
Universal Time
ParameterKey
Time
Description
Universal Time columns from left to right are: yeardoy msec in the format of yyddd msec.
Cadence
PT1S
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
MAG
Structure
Size
2
Description
Universal Time expressed using a 6-column day, month, year, hour, minute, second representation
Element
Name
Year Day of Year
Index
1
ParameterKey
YearDOY
Element
Name
Milliseconds
Index
2
ParameterKey
MSec
Support
Parameter #2
Name
DE1 Plasma Wave Instrument Step Frequency Receiver Phase
ParameterKey
PWI SFR Phase frequencies
Description
PWI SFR Phase frequencies in Hz
Cadence
PT1S
Units
Hz
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
MAG
Mixed
Parameter #3
Name
DE1 Plasma Wave Instrument Step Frequency Receiver Phase
ParameterKey
PWI SFR Phase Angles
Description
Cadence
PT1S
Units
degrees
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
MAG
Mixed
Parameter #4
Name
DE1 Plasma Wave Instrument Step Frequency Receiver Phase
ParameterKey
PWI SFR Phase correlation values
Description
PWI SFR Phase correlation values
Caveats
Flag=-1
Cadence
PT1S
Units
None
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
MAG
Mixed
Parameter #5
Name
DE1 Plasma Wave Instrument Step Frequency Receiver Phase
ParameterKey
PWI SFR Phase First Antenna used for measurement
Description
PWI SFR Phase First Antenna used for measurement: EX or EZ or ES or B
Cadence
PT1S
Units
None
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
MAG
Mixed
Parameter #6
Name
DE1 Plasma Wave Instrument Step Frequency Receiver Phase
ParameterKey
PWI SFR Phase Second Antenna used for measurement
Description
PWI SFR Phase Second Antenna used for measurement: EX or EZ or ES or B
Cadence
PT1S
Units
None
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
MAG
Mixed
Parameter #7
Name
DE1 spacecraft position vector inerpolated to 1 sec resolution
ParameterKey
Position vector
Description
Location of the spacecraft in magnetic coordinates in units of Re, Re, local time, and latitude
Cadence
PT1S
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
MAG
Structure
Size
4
Element
Name
Geocentric Radial distance of spacecraft
Qualifier
Magnitude
Index
1
ParameterKey
GeocentricRadialDistance
Element
Name
L-Shell
Index
2
ParameterKey
L-ShellValue
Element
Name
MagneticLocalTime
Index
3
ParameterKey
MagneticLocalTime
Element
Name
MagneticLatitude
Index
4
ParameterKey
MagneticLatitude
Support
SupportQuantity
Positional