2.2.0 spase://VHO/Granule/Explorer33/FaradayCup/PT3M/explorer33_3min_plasma_mit1968 2010-09-09T00:00:00 spase://VHO/NumericalData/Explorer33/FaradayCup/PT3M 1967-01-13T00:00:00Z 1967-09-22T23:59:59Z Data ftp://spdf.gsfc.nasa.gov/pub/data/explorer/explorer33/plasma_probe/3-min_interplanetary_plasma_param/explorer33_3min_plasma_mit1968.asc 2961 KB