I just had a strange spot - I'm thinking that this is just a bad decode? The power is unlikely (1mW), the locator is some way off and I can't find any references to FR4J on QRZ/Hamcall/Google.
2009-05-18 22:08 FR4J 10.140117 -26 -3 RC70 0.001 G3ZOD IO83wj 18216 186
73 de Graham G3ZOD