2.3.1 spase://CNES/NumericalData/CDPP-AMDA/Cassini/Ephemeris/cass-sls4-south wl sls4 south Saturnian Longitude System 4 (western), south 2017-10-12T10:03:00 Saturn Southern Longitude System 4 (SLS4) determined from Radio and Plasma Wave Science (RPWS) observations of southern auroral radio emissions by William S. Kurth and co-workers from University of Iowa (http://www-pw.physics.uiowa.edu/~dag/publications/2011_sls4_previi_draft.pdf). Calculated by Joseph Groen tool (University of Iowa). Two longitudes are available sub-spacecraft and sub-solar spase://CNES/Person/Joseph.Groene DataProducer Joseph Groene home page http://www-pw.physics.uiowa.edu/~jbg/cas.html cass-orb-spec PartOf orbit saturn : special spase://SMWG/Repository/CDPP/AMDA Online Open AMDA amda.cdpp.eu NetCDF University of Iowa spase://CNES/Instrument/CDPP-AMDA/Cassini/Ephemeris Ephemeris 2004-09-12T00:00:00Z 2011-01-10T00:00:00Z PT60S Saturn lon_sls4_south_sc cass_sls4_southsc Southern SLS4 sub-spacecraft Longitude pos.bodyrc.long deg TimeSeries Positional lon_sls4_south_sun cass_sls4_southsolar Southern SLS4 sub-solar Longitude pos.bodyrc.long deg TimeSeries Positional