https://tpm-ds.eo.esa.int/oads/data/Seasat/SE1_OPER_SEA_GEC_1P_19780818T223744_19780818T223750_000757_0028_2123_9105.ZIP https://tpm-ds.eo.esa.int/oads/data/Seasat/SE1_OPER_SEA_SLC_1P_19780818T223744_19780818T223750_000757_0028_2123_8F55.ZIP https://tpm-ds.eo.esa.int/oads/data/Seasat/SE1_OPER_SEA_PRI_1P_19780818T223744_19780818T223751_000757_0028_2123_F380.ZIP