Validation Campaign DocumentsCollectionsSMAPDataset Id and VersionSV12CSMA1SV12CST1SV12VA1SV12VF1SV12LC1SV12PLBK1SV12PLTB1SV12PLSM1SV12PSMA1SV12PSMF1SV12STM1SV12SRA1SV12SRF1SV12UBK1SV12VWC1SMAPVEX12 Experiment PlanData Programnasa_nsidc_daac