spase-metadata.org SPASE landing pages.

Data Access

Cassini Ephemeris, Heliocentric Trajectories, Heliographic, Heliographic Inertial, and Solar Ecliptic Coordinates, HelioWeb, Hourly Data

Papitashvili, Natalia, E. (2023). Cassini Ephemeris, Heliocentric Trajectories, Heliographic, Heliographic Inertial, and Solar Ecliptic Coordinates, HelioWeb, Hourly Data [Data set]. Space Physics Data Facility.

ResourceID
spase://NASA/NumericalData/Cassini/HelioWeb/Ephemeris/PT1H

Description

Cassini Heliocentric orbit in Heliographic Inertial, Heliographic rotating, and Solar Ecliptic coordinates at a 1 hourly cadence. For coordinate definitions see https://omniweb.gsfc.nasa.gov/coho/helios/coor_des.html.

View XML | View JSON | Edit

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/Cassini/HelioWeb/Ephemeris/PT1H
NamingAuthority
NASA
ResourceType
NumericalData
ResourceHeader
ResourceName
Cassini Ephemeris, Heliocentric Trajectories, Heliographic, Heliographic Inertial, and Solar Ecliptic Coordinates, HelioWeb, Hourly Data
ReleaseDate
2026-02-02 13:24:36Z
Description

Cassini Heliocentric orbit in Heliographic Inertial, Heliographic rotating, and Solar Ecliptic coordinates at a 1 hourly cadence. For coordinate definitions see https://omniweb.gsfc.nasa.gov/coho/helios/coor_des.html.

Acknowledgement
Please acknowledge N.E. Papitashvili for use of the Data
PublicationInfo
Authors
Papitashvili, Natalia, E.
PublicationDate
2023-01-01 00:00:00
PublishedBy
Space Physics Data Facility
Contacts
RolePersonStartDateStopDateNote
1.GeneralContactspase://SMWG/Person/Natalia.E.Papitashvili
2.MetadataContactspase://SMWG/Person/Robert.M.Candey
3.MetadataContactspase://SMWG/Person/Lee.Frost.Bargatze
InformationURL
Name
Heliocentric Trajectories HelioWeb Data Service, NASA GSFC
URL
https://omniweb.gsfc.nasa.gov/coho/helios/heli.html
Description

Heliocentric trajectories for selected spacecraft, planets, and comets, HelioWeb data service, hosted by NASA GSFC

InformationURL
Name
Heliocentric Trajectories HelioWeb Data Service Usage Instructions, NASA GSFC
URL
https://omniweb.gsfc.nasa.gov/coho/helios/about_helioweb.html
Description

Instructions for using the Heliocentric Trajectories HelioWeb data service, hosted by NASA GSFC

InformationURL
Name
Heliocentric Trajectories HelioWeb Data Service Usage via CURL or WGET Commands, NASA GSFC
URL
https://omniweb.gsfc.nasa.gov/coho/helios/helioweb_command_line_sample.txt
Description

Instructions for using the Heliocentric Trajectories HelioWeb data service via CURL or WGET commands, hosted by NASA GSFC

InformationURL
Name
HG, HGI, and SE Coordinate System Definitions, NASA GSFC
URL
https://omniweb.gsfc.nasa.gov/coho/helios/coor_des.html
Description

Definitions for the Heliographic, HG, Heliographic Inertial, HGI, and Solar Ecliptic, SE, Coordinate Systems, hosted by NASA GSFC

InformationURL
Name
Satellite Situation Center (SSCWeb) System and Services, NASA GSFC
URL
https://sscweb.gsfc.nasa.gov
Description

Satellite Situation Center (SSCWeb) web page offering a variety of services that provide access to orbit trajectory graphics and listings, hosted by NASA GSFC

InformationURL
Name
HORIZONS Web Interface, NASA JPL
URL
https://ssd.jpl.nasa.gov/horizons.cgi
Description

HORIZONS Web Interface, a web page that provides limited access to the JPL HORIZONS system which can be used to generate ephemerides for solar system bodies

InformationURL
Name
Helio1Day version SPASE DOI
URL
https://doi.org/10.48322/7x96-1j49
Description

Deprecated version of this SPASE record which has a daily cadence.

Association
AssociationID
spase://NASA/NumericalData/Cassini/HelioWeb/Ephemeris/P1D
AssociationType
Supersedes
Note
The current resource description has replaced the SPASE record listed above.
PriorIDs
spase://VSPO/NumericalData/Cassini/HelioWeb/Ephemeris/P1D
AccessInformation
RepositoryID
spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb
Availability
Online
AccessRights
Open
RightsList
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 NASA Heliophysics data products
AccessURL
Name
FTPS from SPDF (not with most browsers)
URL
ftps://spdf.gsfc.nasa.gov/pub/data/cassini/helio1hr/
Description

Access to Data in CDF Format via ftp from SPDF

AccessURL
Name
HTTPS from SPDF
URL
https://spdf.gsfc.nasa.gov/pub/data/cassini/helio1hr/
Description

Access to Data in CDF Format via http from SPDF

AccessURL
Name
CDAWeb
URL
https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=CASSINI_HELIO1HR_POSITION&index=sp_phys
ProductKey
CASSINI_HELIO1HR_POSITION
Description

Access to ASCII, CDF, and Plots via NASA/GSFC CDAWeb

Format
CDF
Encoding
None
Acknowledgement
Please acknowledge N.E. Papitashvili. Please acknowledge the Data Providers and CDAWeb when using these Data.
AccessInformation
RepositoryID
spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb
Availability
Online
AccessRights
Open
RightsList
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 NASA Heliophysics data products
AccessURL
Name
CDAWeb HAPI Server
URL
https://cdaweb.gsfc.nasa.gov/hapi
Style
HAPI
ProductKey
CASSINI_HELIO1HR_POSITION
Description

Web Service to this product using the HAPI interface.

Format
CSV
Acknowledgement
Please acknowledge N.E. Papitashvili. Please acknowledge the Data Providers and CDAWeb when using these Data.
ProcessingLevel
Calibrated
InstrumentIDs
spase://SMWG/Instrument/Cassini/Ephemeris
MeasurementType
Ephemeris
TemporalDescription
TimeSpan
StartDate
1997-10-16 00:00:00.000
StopDate
2017-09-21 00:00:00.000
Cadence
PT1H
ObservedRegion
Heliosphere
ObservedRegion
Heliosphere.NearEarth
ObservedRegion
Heliosphere.Outer
Parameter #1
Name
Epoch Time
ParameterKey
Epoch
Description

Epoch Time, beginning of interval

Caveats
This Parameter exhibits an increasing Monotonic Progression
Cadence
PT1H
Units
ms
UnitsConversion
1.0e-3>s
RenderingHints
AxisLabel
Epoch
ValueFormat
E14.8
ScaleMin
6.2987652219904e+13
ScaleMax
6.3745034619904e+13
ScaleType
LinearScale
ValidMin
01-Jan-1996 00:00:00.000
ValidMax
01-Jan-2020 00:00:00.000
FillValue
31-Dec-9999 23:59:59.999
Support
SupportQuantity
Temporal
Parameter #2
Name
Cassini Position, Heliocentric Radial Distance
Set
Time Series defined by using: EPOCH
ParameterKey
RAD_AU
Description

Cassini Position, Heliocentric Radial Distance

Cadence
PT1H
Units
AU
UnitsConversion
1.495978706961e11>m
RenderingHints
DisplayType
TimeSeries
AxisLabel
RAD_AU
ValueFormat
F8.2
ValidMin
0.0
ValidMax
1000.0
FillValue
-1.0e+31
Support
SupportQuantity
Temporal
Parameter #3
Name
Cassini Position, Latitude, Solar Ecliptic Coordinates
Set
Time Series defined by using: EPOCH
ParameterKey
SE_LAT
Description

Cassini Position, Latitude, Solar Ecliptic, SE, Spherical Coordinates

Cadence
PT1H
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
SE
RenderingHints
DisplayType
TimeSeries
AxisLabel
SE_LAT
ValueFormat
F8.1
ValidMin
-90.0
ValidMax
90.0
FillValue
-1.0e+31
Support
Qualifier
DirectionAngle.ElevationAngle
Qualifier
Scalar
SupportQuantity
Positional
Parameter #4
Name
Cassini Position, Longitude, Solar Ecliptic Coordinates
Set
Time Series defined by using: EPOCH
ParameterKey
SE_LON
Description

Cassini Position, Longitude, Solar Ecliptic, SE, Spherical Coordinates

Cadence
PT1H
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
SE
RenderingHints
DisplayType
TimeSeries
AxisLabel
SE_LON
ValueFormat
F8.1
ValidMin
0.0
ValidMax
360.0
FillValue
-1.0e+31
Support
Qualifier
DirectionAngle.AzimuthAngle
Qualifier
Scalar
SupportQuantity
Positional
Parameter #5
Name
Cassini Position, Latitude, Heliographic Coordinates
Set
Time Series defined by using: EPOCH
ParameterKey
HG_LAT
Description

Cassini Position, Latitude, Heliographic, HG, Spherical Coordinates

Cadence
PT1H
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
RenderingHints
DisplayType
TimeSeries
AxisLabel
HG_LAT
ValueFormat
F8.1
ValidMin
-90.0
ValidMax
90.0
FillValue
-1.0e+31
Support
Qualifier
DirectionAngle.ElevationAngle
Qualifier
Scalar
SupportQuantity
Positional
Parameter #6
Name
Cassini Position, Longitude, Heliographic Coordinates
Set
Time Series defined by using: EPOCH
ParameterKey
HG_LON
Description

Cassini Position, Longitude, Heliographic, HG, Spherical Coordinates

Cadence
PT1H
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HG
RenderingHints
DisplayType
TimeSeries
AxisLabel
HG_LON
ValueFormat
F8.1
ValidMin
0.0
ValidMax
360.0
FillValue
-1.0e+31
Support
Qualifier
DirectionAngle.AzimuthAngle
Qualifier
Scalar
SupportQuantity
Positional
Parameter #7
Name
Cassini Position, Latitude, Heliographic Inertial Coordinates
Set
Time Series defined by using: EPOCH
ParameterKey
HGI_LAT
Description

Cassini Position, Latitude, Heliographic Inertial, HGI, Spherical Coordinates

Cadence
PT1H
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HGI
RenderingHints
DisplayType
TimeSeries
AxisLabel
HGI_LAT
ValueFormat
F8.1
ValidMin
-90.0
ValidMax
90.0
FillValue
-1.0e+31
Support
Qualifier
DirectionAngle.ElevationAngle
Qualifier
Scalar
SupportQuantity
Positional
Parameter #8
Name
Cassini Position, Longitude, Heliographic Inertial Coordinates
Set
Time Series defined by using: EPOCH
ParameterKey
HGI_LON
Description

Cassini Position, Longitude, Heliographic Inertial, HGI, Spherical Coordinates

Cadence
PT1H
Units
°
UnitsConversion
0.0174532925>rad
CoordinateSystem
CoordinateRepresentation
Spherical
CoordinateSystemName
HGI
RenderingHints
DisplayType
TimeSeries
AxisLabel
HGI_LON
ValueFormat
F8.1
ValidMin
0.0
ValidMax
360.0
FillValue
-1.0e+31
Support
Qualifier
DirectionAngle.AzimuthAngle
Qualifier
Scalar
SupportQuantity
Positional