Data Set Abstract |
THIS DATA SET CONTAINS THE ION DENSITIES, TEMPERATURES, AND
VELOCITIES OBTAINED FROM VOYAGER 2 PLS DATA (VOLTAGE RANGE
10-5950 EV/Q) AT SATURN BY FITTING THE MEASURED SPECTRA WITH
ISOTROPIC MAXWELLIAN DISTRIBUTIONS. IT IS A SUBSET OF THE DATA
SET VG2-S-PLS-5-ION-FIT-96.0SEC WHICH SHOULD BE OBTAINED BEFORE
THIS DATA IS USED. ONLY SPECTRA WHICH HAD DISTINCT CURRENT PEAKS
WERE FIT. SPECTRA WERE FIT USING ONE OR TWO ION SPECIES, PROTONS
AND/OR A HEAVY ION WHICH WAS TAKEN TO BE OXYGEN. OUTSIDE L=10-12
ION SPECTRA CHANGE RAPIDLY, SO THE VALUES IN THIS DATA SET DO NOT
REPRESENT AVERAGE PLASMA CONDITIONS IN THE OUTER MAGNETOSPHERE. A
COMPLETE DESCRIPTION OF THIS DATA SET IS GIVEN IN RICHARDSON
(1986). DATA FORMAT: FIRST 5 COLUMNS ARE TIME TAG (YEAR, DAY,
HOUR, MIN SEC.MSEC), FOLLOWED BY PROTON DENSITY (CM-3), PROTON
TEMPERATURE (EV), HEAVY ION DENSITY (CM-3), HEAVY ION TEMPERATURE
(EV), AND THREE VELOCITY COMPONENTS, (RHO, PHI,Z) IN KM/S. A
CYLINDRICAL COORDINATE SYSTEM CENTERED ON THE PLANET IS USED,
WITH RHO OUTWARDS FROM THE SPIN AXIS, PHI IN THE DIRECTION OF
ROTATION, AND Z THE DISTANCE ABOVE THE EQUATOR. EACH ROW HAS THE
FORMAT (2I4,2I3, F7.3,7E11.3). VALUES OF 1.E32 INDICATE THAT THE
PARAMETER COULD NOT BE OBTAINED FROM THE DATA USING THE STANDARD
ANALYSIS TECHNIQUE. ADDITIONAL INFORMATION ABOUT THIS DATASET AND
THE INSTRUMENT WHICH PRODUCED IT CAN BE FOUND ELSEWHERE IN THIS
CATALOG. AN OVERVIEW OF THE DATA IN THIS DATA SET CAN BE FOUND IN
RICHARDSON (1986) AND A COMPLETE INSTRUMENT DESCRIPTION CAN BE
FOUND IN BRIDGE (1977). |