https://tpm-ds.eo.esa.int/oads/data/Seasat/SE1_OPER_SEA_GEC_1P_19780821T072454_19780821T072506_000791_0062_1245_E679.ZIP https://tpm-ds.eo.esa.int/oads/data/Seasat/SE1_OPER_SEA_SLC_1P_19780821T072454_19780821T072506_000791_0062_1245_438E.ZIP https://tpm-ds.eo.esa.int/oads/data/Seasat/SE1_OPER_SEA_PRI_1P_19780821T072454_19780821T072506_000791_0062_1245_D60C.ZIP