PROBLEM TO BE SOLVED: To appropriately determine whether LNG can be received from a loading port other than loading ports having long-term use records.;SOLUTION: A service facility computer 3 includes: a calculation task 34 calculating a calorific value and a Wobbe index of receiving target LNG on the basis of a composition value and a specific gravity of the receiving target LNG received from a management computer 2; a property database 33 storing specific property values of LNG from loading ports each having a long-term use record; and a determination task 36 determining whether the receiving target LNG can be received on the basis of the specific property values stored in the property database 33 and a specific property value of the receiving target LNG.;COPYRIGHT: (C)2015,JPO&INPIT
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