Version:2.4.0
NumericalData
ResourceID
spase://CNES/NumericalData/CDPP-Archive/GEOS-1/S-331/GEOS1_MAG_VTL2
ResourceHeader
ResourceName
GEOS-1 Direct Current Magnetic Field Component Level-2 (CDF)
DOI
https://doi.org/10.24400/802406/a5dt-zpsx
ReleaseDate
2022-07-26 09:56:13Z
Description
This data set contains the calibrated DC magnetic field from the GEOS-1 S-331 fluxgate magnetometer given in VDH Coordinate System in nT. Time resolution is 88.064s.
Acknowledgement
Users of these data are encouraged to acknowledge ESA/ESTEC (European Space Agency / European Space Research and Technology Center), DSRI (Danish Space Research Institute), CNES (Centre National d'Etudes Spatiales) for their support to the SCM GEOS team, NASA/GSFC (National Aeronautics and Space Administration / Goddard Space Flight Center) and CNR (Consiglio Nazionale delle Ricerche) for their support to the MAG GEOS team, and the CDPP (Centre des Données de la Physique des Plasmas) for the distribution of the GEOS data, in all publications.
If PI/coI are not part of the publication list, then we suggest to add Specifically, we acknowledge Roger Gendrin and Patrick Robert for use of SCM data from the GEOS mission.
Contacts
AccessInformation
RepositoryID
Availability
Online
AccessURL
Name
REGARDS
URL
Description
Access via CNES Data Archive for CDPP
Format
CDF
ProcessingLevel
Calibrated
ProviderProcessingLevel
2
InstrumentIDs
MeasurementType
MagneticField
TemporalDescription
TimeSpan
StartDate
1977-04-27 00:00:00Z
StopDate
1978-06-23 00:00:00Z
ObservedRegion
Earth.NearSurface.Plasmasphere
ObservedRegion
Earth.Magnetosphere
Parameter #1
Name
Sample rate
Units
Hz
Support
Parameter #2
Name
Warning code
Description
This warning indicates if there is any problem on the data :
0 no problem
1 the quality of all or some of the frames in the format is suspect
2 the telemetry format is missing and dumny data has been substituted
Support
Parameter #3
Name
Low speed format
Description
Low speed format
The corresponding duration is 1.37601 s
Support
Parameter #4
Name
Spin Frequency
Description
This dataset contains spin frequency given in Hz
Units
Hz
Support
Parameter #5
Name
Euler Angles
Description
The Euler angles allow transition from rotating antennas frame into reference VDH frame.
First component: precession
Second: nutation
Third: own rotation/gyration
Units
°
UnitsConversion
0.0174532925>rad
Support
SupportQuantity
Orientation
Parameter #6
Name
Direction of Rotation
Description
The direction of rotation of the probe.
e : electron
p : proton
Support
Parameter #7
Name
Spin Phase Angle
Description
The spin phase is given in the S/C system andS/C sens
Units
°
UnitsConversion
0.0174532925>rad
Support
SupportQuantity
SpinPhase
Parameter #8
Name
Magnetic field components
Description
Magnetic field components given in VDH Coordinate System.
VDH frame (Vertical Dusk Horizontal system)
The V-axis is the outwards local vertical, to the point of observation.The H-axis is parallel to the horizontal local plane, positive to the North.The V-H plane is a geographic meridian plane. The D-axis is azimuthal, eastwards.
Units
nT
UnitsConversion
1e-9>T
Field
Qualifier
Vector
FieldQuantity
Magnetic