https://landsat-diss.eo.esa.int/oads/data/LandsatRBV/L03_OPER_RBV_PAN_1P_19791118T000000_19791118T000000_000000_0215_0031_301_v0100.SIP.ZIP https://landsat-diss.eo.esa.int/oads/data/LandsatRBV/L03_OPER_RBV_PAN_1P_19791206T000000_19791206T000000_000000_0215_0031_301_v0100.SIP.ZIP