Version:2.3.0
NumericalData
ResourceID
spase://NASA/NumericalData/ELFIN/A/Ephemeris/PT1S
ResourceHeader
ResourceName
ELFIN A Ephemeris (State) CubeSat Position, Velocity, Attitude, Spin Rate, and Spin Phase, Level 1 (L1), 1 s Data
ReleaseDate
2021-03-29 17:14:50Z
Description
The Electron Losses and Fields Investigation (ELFIN) Mission is a Space Weather Mission using three Scientific Instruments in a 3U+ CubeSat. The Instruments measure Wave and Particle Data. This Data Product is a Probe State File that contains CubeSat Position, Velocity, Spin Attitude, Spin Rate, and Spin Phase Data.
Acknowledgement
Please acknowledge the Principal Investigator, V. Angelopoulos, NASA, and NSF for providing the Data. Open Data for Scientific Use.
Contacts
InformationURL
Name
ELFIN Mission Overview Web Page, UCLA
URL
Description
Electron Losses and Fields Investigation, ELFIN, Mission Overview Web Page, University of California, Los Angeles
InformationURL
Name
ELFIN Attitude Determination and Control Subsystem Web Page, UCLA
URL
Description
ELFIN Attitude Determination and Control Subsystem, ADCS, Web Page, University of California, Los Angeles
PriorIDs
spase://VSPO/NumericalData/ELFIN/A/Ephemeris/PT1S
AccessInformation
RepositoryID
Availability
Online
AccessRights
Open
AccessURL
Name
FTPS from SPDF (not with most browsers)
URL
Description
Access to Data in CDF Format via ftp from SPDF
AccessURL
Name
HTTPS from SPDF
URL
Description
Access to Data in CDF Format via http from SPDF
AccessURL
Name
CDAWeb
URL
ProductKey
ELA_L1_STATE
Description
Access to ASCII, CDF, and Plots via NASA/GSFC CDAWeb
Format
CDF
Encoding
None
Acknowledgement
Please acknowledge the Principal Investigator, V. Angelopoulos, NASA, and NSF for providing the Data. Open Data for Scientific Use. Please acknowledge the Data Providers and CDAWeb when using these Data.
AccessInformation
RepositoryID
Availability
Online
AccessRights
Open
AccessURL
Name
CDAWeb Programmatic Data Access
URL
Style
WebService
ProductKey
ELA_L1_STATE
Description
Access to this data from common programming environments. Note: this AccessInformation element was added by HDPWS.
Format
Binary
Acknowledgement
Please acknowledge the Principal Investigator, V. Angelopoulos, NASA, and NSF for providing the Data. Open Data for Scientific Use. Please acknowledge the Data Providers and CDAWeb when using these Data.
ProcessingLevel
Calibrated
InstrumentIDs
MeasurementType
Ephemeris
MeasurementType
InstrumentStatus
TemporalDescription
TimeSpan
StartDate
2018-09-17 00:00:00.000
RelativeStopDate
P8M
Cadence
PT1S
ObservedRegion
Earth.Magnetosphere
ObservedRegion
Earth.Magnetosphere.Polar
ObservedRegion
Earth.NearSurface
ObservedRegion
Earth.NearSurface.AuroralRegion
ObservedRegion
Earth.NearSurface.EquatorialRegion
ObservedRegion
Earth.NearSurface.Ionosphere
ObservedRegion
Earth.NearSurface.PolarCap
Parameter #1
Name
State Time, UTC
ParameterKey
ela_state_time
Description
State Time, UTC, in Seconds since January 1, 2000
Caveats
The State Time is expressed in Unleaped Seconds
Cadence
PT1S
Units
s
RenderingHints
AxisLabel
ELA State Time
ValueFormat
E12.2
ScaleType
LinearScale
ValidMin
2010-01-01T00:00:00.000000000
ValidMax
2030-01-01T00:00:00.999999999
FillValue
9999-12-31T23:59:59.999999999
Support
Parameter #2
Name
CubeSat Position Vector, Geocentric Equatorial Inertial Cartesian Coordinates
Set
Time Series defined by using: ELA_STATE_TIME
ParameterKey
ela_pos
Description
CubeSat Position Vector, Geocentric Equatorial Inertial, GEI, Cartesian Coordinates
Cadence
PT1S
Units
km
UnitsConversion
1.0e3>m
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GEI
RenderingHints
DisplayType
TimeSeries
ValueFormat
F12.8
Structure
Size
3
Element
Element
Element
ValidMin
-1.0e+06
ValidMax
1.0e+06
FillValue
NaN
Support
Qualifier
Vector
SupportQuantity
Positional
Parameter #3
Name
CubeSat Velocity Vector, Geocentric Equatorial Inertial Cartesian Coordinates
Set
Time Series defined by using: ELA_STATE_TIME
ParameterKey
ela_vel
Description
CubeSat Velocity Vector, Geocentric Equatorial Inertial, GEI, Cartesian Coordinates
Cadence
PT1S
Units
km/s
UnitsConversion
1.0e3>m/s
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GEI
RenderingHints
DisplayType
TimeSeries
ValueFormat
F12.8
Structure
Size
3
Element
Element
Element
ValidMin
-1000.0
ValidMax
1000.0
FillValue
NaN
Support
Qualifier
Vector
SupportQuantity
Positional
Parameter #4
Name
CubeSat Spin Axis Attitude, Right Ascension, Geocentric Equatorial Inertial Spherical Coordinates
Set
Time Series defined by using: ELA_STATE_TIME
ParameterKey
ela_spinras
Description
CubeSat Spin Axis Attitude, Right Ascension, Geocentric Equatorial Inertial, GEI, Spherical Coordinates
Cadence
PT1S
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
GEI
RenderingHints
AxisLabel
SpinRas
ValueFormat
F12.8
ValidMin
0.0
ValidMax
360.0
FillValue
NaN
Support
Qualifier
DirectionAngle.AzimuthAngle
Qualifier
Scalar
SupportQuantity
Positional
Parameter #5
Name
CubeSat Spin Axis Attitude, Declination, Geocentric Equatorial Inertial Spherical Coordinates
Set
Time Series defined by using: ELA_STATE_TIME
ParameterKey
ela_spindec
Description
CubeSat Spin Axis Attitude, Declination, Geocentric Equatorial Inertial, GEI, Spherical Coordinates
Cadence
PT1S
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
GEI
RenderingHints
AxisLabel
SpinDec
ValueFormat
F12.8
ValidMin
0.0
ValidMax
180.0
FillValue
NaN
Support
Qualifier
DirectionAngle.ElevationAngle
Qualifier
Scalar
SupportQuantity
Positional
Parameter #6
Name
CubeSat Spin Period
Set
Time Series defined by using: ELA_STATE_TIME
ParameterKey
ela_spinper
Description
CubeSat Spin Period, Regularized and Boxcar Averaged
Cadence
PT1S
Units
s
RenderingHints
AxisLabel
SpinPer
ValueFormat
F12.8
ValidMin
0.0
ValidMax
30.0
FillValue
NaN
Support
Qualifier
Scalar
SupportQuantity
Other
Parameter #7
Name
CubeSat Maneuver Status Code
Set
Time Series defined by using: ELA_STATE_TIME
ParameterKey
ela_man
Description
CubeSat Maneuver Status Code
Cadence
PT1S
RenderingHints
AxisLabel
ManCode
ValueFormat
I8
ScaleType
LinearScale
ValidMin
0
ValidMax
4294967295
FillValue
4294967295
Support
Qualifier
Scalar
SupportQuantity
Other
Parameter #8
Name
CubeSat Spin Phase
Set
Time Series defined by using: ELA_STATE_TIME
ParameterKey
ela_spinphase
Description
CubeSat Spin Phase
Cadence
PT1S
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
GEI
RenderingHints
AxisLabel
SpinPhase
ValueFormat
F12.8
ValidMin
0.0
ValidMax
360.0
FillValue
NaN
Support
Qualifier
DirectionAngle.AzimuthAngle
Qualifier
Scalar
SupportQuantity
Positional