2.7.1 https://spdx.org/licenses/ SPDX CC0-1.0 https://spdx.org/licenses/CC0-1.0.html Creative Commons Zero v1.0 Universal CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions spase://NASA/NumericalData/Suisei/HelioWeb/Ephemeris/PT1H NASA NumericalData Suisei Ephemeris, Heliocentric Trajectories, Heliographic, Heliographic Inertial, and Solar Ecliptic Coordinates, HelioWeb, Hourly Data 2026-02-02T13:24:35Z Suisei 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. Please acknowledge N.E. Papitashvili for use of the Data spase://SMWG/Person/Natalia.E.Papitashvili GeneralContact spase://SMWG/Person/Robert.M.Candey MetadataContact spase://SMWG/Person/Lee.Frost.Bargatze MetadataContact Heliocentric Trajectories HelioWeb Data Service, NASA GSFC https://omniweb.gsfc.nasa.gov/coho/helios/heli.html Heliocentric trajectories for selected spacecraft, planets, and comets, HelioWeb data service, hosted by NASA GSFC Heliocentric Trajectories HelioWeb Data Service Usage Instructions, NASA GSFC https://omniweb.gsfc.nasa.gov/coho/helios/about_helioweb.html Instructions for using the Heliocentric Trajectories HelioWeb data service, hosted by NASA GSFC Heliocentric Trajectories HelioWeb Data Service Usage via CURL or WGET Commands, NASA GSFC https://omniweb.gsfc.nasa.gov/coho/helios/helioweb_command_line_sample.txt Instructions for using the Heliocentric Trajectories HelioWeb data service via CURL or WGET commands, hosted by NASA GSFC HG, HGI, and SE Coordinate System Definitions, NASA GSFC https://omniweb.gsfc.nasa.gov/coho/helios/coor_des.html Definitions for the Heliographic, HG, Heliographic Inertial, HGI, and Solar Ecliptic, SE, Coordinate Systems, hosted by NASA GSFC Satellite Situation Center (SSCWeb) System and Services, NASA GSFC https://sscweb.gsfc.nasa.gov Satellite Situation Center (SSCWeb) web page offering a variety of services that provide access to orbit trajectory graphics and listings, hosted by NASA GSFC HORIZONS Web Interface, NASA JPL https://ssd.jpl.nasa.gov/horizons.cgi 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 spase://NASA/NumericalData/Suisei/HelioWeb/Ephemeris/P1D Supersedes The current resource description has replaced the SPASE record listed above. spase://VSPO/NumericalData/Suisei/HelioWeb/Ephemeris/P1D spase://SMWG/Repository/NASA/GSFC/SPDF Online Open https://spdx.org/licenses/ SPDX CC0-1.0 https://spdx.org/licenses/CC0-1.0.html Creative Commons Zero v1.0 Universal CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products FTPS from SPDF (not with most browsers) ftps://spdf.gsfc.nasa.gov/pub/data/suisei/helio1hr/ Access to Data in CDF Format via ftp from SPDF HTTPS from SPDF https://spdf.gsfc.nasa.gov/pub/data/suisei/helio1hr/ Access to Data in CDF Format via http from SPDF CDAWeb https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=SUISEI_HELIO1HR_POSITION&index=sp_phys SUISEI_HELIO1HR_POSITION Access to ASCII, CDF, and Plots via NASA/GSFC CDAWeb CDF None https://cdaweb.gsfc.nasa.gov/pub/data/suisei/helio1hr suisei_helio1hr_position_$Y$m$d_$v.cdf Please acknowledge N.E. Papitashvili. Please acknowledge the Data Providers and CDAWeb when using these Data. spase://SMWG/Repository/NASA/GSFC/SPDF Online Open CDAWeb Programmatic Data Access https://cdaweb.gsfc.nasa.gov/WS/cdasr/1/dataviews/sp_phys/datasets/SUISEI_HELIO1HR_POSITION/clientLibraryExample/ SUISEI_HELIO1HR_POSITION Access to this data from common programming environments. Note: this AccessInformation element was added by HDPWS. Binary Please acknowledge N.E. Papitashvili. Please acknowledge the Data Providers and CDAWeb when using these Data. spase://SMWG/Repository/NASA/GSFC/SPDF Online Open https://spdx.org/licenses/ SPDX CC0-1.0 https://spdx.org/licenses/CC0-1.0.html Creative Commons Zero v1.0 Universal CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products CDAWeb HAPI Server https://cdaweb.gsfc.nasa.gov/hapi SUISEI_HELIO1HR_POSITION Web Service to this product using the HAPI interface. CSV Please acknowledge N.E. Papitashvili. Please acknowledge the Data Providers and CDAWeb when using these Data. Calibrated spase://SMWG/Instrument/Suisei/Ephemeris Ephemeris 1989-01-01T00:00:00.000 1999-12-31T00:00:00.000 PT1H Comet Epoch Time Epoch Epoch Time, beginning of interval This Parameter exhibits an increasing Monotonic Progression PT1H ms 1.0e-3>s Epoch E14.8 6.2987652219904e+13 6.3745034619904e+13 LinearScale 01-Jan-1996 00:00:00.000 01-Jan-2020 00:00:00.000 31-Dec-9999 23:59:59.999 Temporal Suisei Position, Heliocentric Radial Distance Time Series defined by using: EPOCH RAD_AU Suisei Position, Heliocentric Radial Distance PT1H AU 1.495978706961e11>m TimeSeries RAD_AU F8.2 0.0 1000.0 -1.0e+31 Temporal Suisei Position, Latitude, Solar Ecliptic Coordinates Time Series defined by using: EPOCH SE_LAT Suisei Position, Latitude, Solar Ecliptic, SE, Spherical Coordinates PT1H ° 0.0174532925>rad Spherical SE TimeSeries SE_LAT F8.1 -90.0 90.0 -1.0e+31 DirectionAngle.ElevationAngle Scalar Positional Suisei Position, Longitude, Solar Ecliptic Coordinates Time Series defined by using: EPOCH SE_LON Suisei Position, Longitude, Solar Ecliptic, SE, Spherical Coordinates PT1H ° 0.0174532925>rad Spherical SE TimeSeries SE_LON F8.1 0.0 360.0 -1.0e+31 DirectionAngle.AzimuthAngle Scalar Positional Suisei Position, Latitude, Heliographic Coordinates Time Series defined by using: EPOCH HG_LAT Suisei Position, Latitude, Heliographic, HG, Spherical Coordinates PT1H ° 0.0174532925>rad Spherical HG TimeSeries HG_LAT F8.1 -90.0 90.0 -1.0e+31 DirectionAngle.ElevationAngle Scalar Positional Suisei Position, Longitude, Heliographic Coordinates Time Series defined by using: EPOCH HG_LON Suisei Position, Longitude, Heliographic, HG, Spherical Coordinates PT1H ° 0.0174532925>rad Spherical HG TimeSeries HG_LON F8.1 0.0 360.0 -1.0e+31 DirectionAngle.AzimuthAngle Scalar Positional Suisei Position, Latitude, Heliographic Inertial Coordinates Time Series defined by using: EPOCH HGI_LAT Suisei Position, Latitude, Heliographic Inertial, HGI, Spherical Coordinates PT1H ° 0.0174532925>rad Spherical HGI TimeSeries HGI_LAT F8.1 -90.0 90.0 -1.0e+31 DirectionAngle.ElevationAngle Scalar Positional Suisei Position, Longitude, Heliographic Inertial Coordinates Time Series defined by using: EPOCH HGI_LON Suisei Position, Longitude, Heliographic Inertial, HGI, Spherical Coordinates PT1H ° 0.0174532925>rad Spherical HGI TimeSeries HGI_LON F8.1 0.0 360.0 -1.0e+31 DirectionAngle.AzimuthAngle Scalar Positional