2.2.6 spase://CDPP/NumericalData/AMDA/Indices/Ground_Based/ground-based-am am/aa 2015-10-12T10:48:29Z DataProducer spase://SMWG/Repository/CDPP/AMDA Online Open AMDA at CDPP http://amda.cdpp.eu Text ISGI/CETP spase://CDPP/Instrument/AMDA/Indices/Ground_Based MagneticField 1975-01-01T00:00:00Z 2008-12-31T23:59:59Z PT3H Earth.NearSurface am am nT aa aa nT