2.2.1 spase://VWO/Granule/POLAR/EFI/SC_Potential_PlasmaDensity_Realtime/19971105 2012-02-28T00:00:00 spase://VWO/NumericalData/POLAR/EFI/SC_Potential_PlasmaDensity_Realtime 1997-11-05T00:00:00 1997-11-05T24:00:00 Data http://polarefi.ssl.berkeley.edu/PolarEFIArchive/1997/11/POL_Arch_001_19971105.POLAR_S_C_Pot_P_Den.v03.cdf 3454049