SPASE.info

Geotail Spacecraft Definitive Positions

ResourceID
spase://JAXA/NumericalData/Geotail/Ephemeris/PT10M

Description

Definitive Geotail spacecraft positions in various coordinate systems

View XML | View JSON

Details

Version:2.3.0

NumericalData

ResourceID
spase://JAXA/NumericalData/Geotail/Ephemeris/PT10M
ResourceHeader
ResourceName
Geotail Spacecraft Definitive Positions
ReleaseDate
2019-08-05 15:03:35Z
Description

Definitive Geotail spacecraft positions in various coordinate systems

Contacts
RolePerson
1.DataProducerspase://SMWG/Person/Gerald.Blackwell
2.MetadataContactspase://SMWG/Person/Jan.Merka
PriorIDs
spase://VMO/NumericalData/Geotail/Ephemeris/PT10M
spase://VSPO/NumericalData/Geotail/Ephemeris/PT10M
AccessInformation
RepositoryID
spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb
Availability
Online
AccessRights
Open
AccessURL
Name
FTP access to files at SPDF
URL
ftps://spdf.gsfc.nasa.gov/pub/data/geotail/orbit/def_or/
Description

NASA/GSFC CDAWeb ftp access to the data.

AccessURL
Name
HTTP access to files at SPDF
URL
https://spdf.gsfc.nasa.gov/pub/data/geotail/orbit/def_or/
Description

In CDF via HTTP from SPDF

AccessURL
Name
CDAWeb
URL
https://cdaweb.sci.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=GE_OR_DEF&index=sp_phys
ProductKey
GE_OR_DEF
AccessURL
Name
SSCWeb
URL
https://sscweb.gsfc.nasa.gov/cgi-bin/Locator.cgi
ProductKey
geotail
Format
CDF
Encoding
None
InstrumentIDs
spase://SMWG/Instrument/Geotail/Ephemeris
MeasurementType
Ephemeris
TemporalDescription
TimeSpan
StartDate
1992-07-27 16:00:00
RelativeStopDate
-P7D
Cadence
PT10M
Parameter #1
Name
Orbit Epoch Time
ParameterKey
Epoch
Description

Number of milliseconds since the CDF epoch

Units
ms
UnitsConversion
1e-3>s
ValidMin
01-Jul-1992 00:00:00.000
ValidMax
31-Dec-2020 23:59:59.000
FillValue
-1.0E31
Support
SupportQuantity
Temporal
Parameter #2
Name
Orbit PB5 Time
ParameterKey
Time_PB5
Structure
Size
3
Element
Name
Year
Qualifier
Component.I
Index
1
Units
year
ValidMin
1992
ValidMax
2020
FillValue
-2147483648
Element
Name
Day of Year (Jan 1 = day 1)
Qualifier
Component.I
Index
2
Units
day
ValidMin
1
ValidMax
366
FillValue
-2147483648
Element
Name
Elapsed ms of day
Qualifier
Component.I
Index
3
Units
ms
UnitsConversion
1e-3>s
ValidMin
0
ValidMax
86399000
FillValue
-2147483648
Support
SupportQuantity
Temporal
Parameter #3
Name
GCI Cartesian Position
ParameterKey
GCI_POS
Description

Spacecraft position vector in GCI coordinates

Units
km
UnitsConversion
1e3>m
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GEI
Structure
Size
3
Element
Name
X GCI
Qualifier
Component.I
Index
1
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Y GCI
Qualifier
Component.J
Index
2
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Z GCI
Qualifier
Component.K
Index
3
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Support
SupportQuantity
Positional
Parameter #4
Name
GCI Cartesian Velocity
ParameterKey
GCI_VEL
Description

Spacecraft orbital velocity vector in GCI coordinates

Units
km/s
UnitsConversion
1e3>m/s
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GEI
Structure
Size
3
Element
Name
vx GCI
Qualifier
Component.I
Index
1
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vy GCI
Qualifier
Component.J
Index
2
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vz GCI
Qualifier
Component.K
Index
3
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Support
SupportQuantity
Velocity
Parameter #5
Name
GSE Cartesian Position
ParameterKey
GSE_POS
Description

Spacecraft position vector in GSE coordinates

Units
km
UnitsConversion
1e3>m
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GSE
Structure
Size
3
Element
Name
X GSE
Qualifier
Component.I
Index
1
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Y GSE
Qualifier
Component.J
Index
2
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Z GSE
Qualifier
Component.K
Index
3
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Support
SupportQuantity
Positional
Parameter #6
Name
GSE Cartesian Velocity
ParameterKey
GSE_VEL
Description

Spacecraft orbital velocity vector in GSE coordinates

Units
km/s
UnitsConversion
1e3>m/s
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GSE
Structure
Size
3
Element
Name
vx GSE
Qualifier
Component.I
Index
1
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vy GSE
Qualifier
Component.J
Index
2
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vz GSE
Qualifier
Component.K
Index
3
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Support
SupportQuantity
Velocity
Parameter #7
Name
GSM Cartesian Position
ParameterKey
GSM_POS
Description

Spacecraft position vector in GSM coordinates

Units
km
UnitsConversion
1e3>m
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GSM
Structure
Size
3
Element
Name
X GSM
Qualifier
Component.I
Index
1
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Y GSM
Qualifier
Component.J
Index
2
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Z GSM
Qualifier
Component.K
Index
3
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Support
SupportQuantity
Positional
Parameter #8
Name
GSM Cartesian Velocity
ParameterKey
GSM_VEL
Description

Spacecraft orbital velocity vector in GSM coordinates

Units
km/s
UnitsConversion
1e3>m/s
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GSM
Structure
Size
3
Element
Name
vx GSM
Qualifier
Component.I
Index
1
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vy GSM
Qualifier
Component.J
Index
2
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vz GSM
Qualifier
Component.K
Index
3
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Support
SupportQuantity
Velocity
Parameter #9
Name
GCI Sun Postion Vector
ParameterKey
SUN_VECTOR
Description

Sun position vector in GCI coordinates

Units
km
UnitsConversion
1e3>m
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
GEI
Structure
Size
3
Element
Name
Sun X GCI
Qualifier
Component.I
Index
1
ValidMin
-1.6E8
ValidMax
1.6E8
FillValue
-1.0E31
Element
Name
Sun Y GCI
Qualifier
Component.J
Index
2
ValidMin
-1.6E8
ValidMax
1.6E8
FillValue
-1.0E31
Element
Name
Sun Z GCI
Qualifier
Component.K
Index
3
ValidMin
-1.6E8
ValidMax
1.6E8
FillValue
-1.0E31
Support
SupportQuantity
Positional
Parameter #10
Name
HEC Cartesian Position
ParameterKey
HEC_POS
Description

Spacecraft position vector in HEC coordinates

Units
km
UnitsConversion
1e3>m
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
HEE
Structure
Size
3
Element
Name
X HEC
Qualifier
Component.I
Index
1
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Y HEC
Qualifier
Component.J
Index
2
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Element
Name
Z HEC
Qualifier
Component.K
Index
3
ValidMin
-1800000.0
ValidMax
1800000.0
FillValue
-1.0E31
Support
SupportQuantity
Positional
Parameter #11
Name
HEC Cartesian Velocity
ParameterKey
HEC_VEL
Description

Spacecraft orbital velocity vector in HEC coordinates

Units
km/s
UnitsConversion
1e3>m/s
CoordinateSystem
CoordinateRepresentation
Cartesian
CoordinateSystemName
HEE
Structure
Size
3
Element
Name
vx HEC
Qualifier
Component.I
Index
1
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vy HEC
Qualifier
Component.J
Index
2
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Element
Name
vz HEC
Qualifier
Component.K
Index
3
ValidMin
-12.0
ValidMax
12.0
FillValue
-1.0E31
Support
SupportQuantity
Velocity
Parameter #12
Name
Carrington Rotation Number
ParameterKey
CRN_EARTH
Description

Carrington rotation number of the Earth

ValidMin
1857
ValidMax
2239
FillValue
-2147483648
Support
SupportQuantity
Positional
Parameter #13
Name
Heliographic Long of the Earth
ParameterKey
LONG_EARTH
Description

Heliographic longitude of the Earth

Units
rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
ValidMin
0.0
ValidMax
6.283185307
FillValue
-1.0E31
Support
Qualifier
DirectionAngle.AzimuthAngle
SupportQuantity
Positional
Parameter #14
Name
Heliographic Lat of the Earth
ParameterKey
LAT_EARTH
Description

Heliographic latitude of the Earth

Units
rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
ValidMin
-1.570796327
ValidMax
1.570796327
FillValue
-1.0E31
Support
Qualifier
DirectionAngle.ElevationAngle
SupportQuantity
Positional
Parameter #15
Name
Heliographic Long of Craft
ParameterKey
LONG_SPACE
Description

Heliographic longitude of the spacecraft

Units
rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
ValidMin
0.0
ValidMax
6.283185307
FillValue
-1.0E31
Support
Qualifier
DirectionAngle.AzimuthAngle
SupportQuantity
Positional
Parameter #16
Name
Heliographic Lat of the Craft
ParameterKey
LAT_SPACE
Description

Heliographic latitude of the spacecraft

Units
rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
ValidMin
-1.570796327
ValidMax
1.570796327
FillValue
-1.0E31
Support
Qualifier
DirectionAngle.ElevationAngle
SupportQuantity
Positional