https://tpm-ds.eo.esa.int/oads/data/Radarsat-1/RS1_OPER_SAR_SW_SCW_19970423T230227_N74-633_E119-967_0000_v0101.SIP.ZIP
https://tpm-ds.eo.esa.int/oads/data/Radarsat-1/RS1_OPER_SAR_SW_SCW_19970610T230225_N74-600_E119-933_0000_v0101.SIP.ZIP