NMEA: $GPRMC,143409.285,A,4839.1362,N,08619.1401,W,0.00,314.6,240710,000,E,A*3F $GPRMB,A,174.26,R,,Mackinac Island,4550.7600,N,08437.6200,W,182.09,157.1,0.00,V,A*64 $IIHDT,314.6,T*22 $IIVHW,314.6,T,,,0.00,N,0.00,K*36 $IIVWT,000.0,R,4.15,N,2.13,M,7.68,K*76 $IIVWR,000.0,R,4.15,N,2.13,M,7.68,K*70 $IIMWD,314.6,T,,,4.15,N,2.13,M*27 $GPGSA,A,3,,,,,,,,,,,,,1.0,1.0,1.0*33 $GPWPL,4153.4000,N,08735.4000,W,Chicago*1B AIS: !AIVDM,1,1,,A,12vm0000,0*30 !AIVDM,2,1,0,A,52vmgpP?wqlo>fKmdhdC9o>0000,0*40 !AIVDM,2,1,1,A,52vm>gt0000000000010000,0*5E !AIVDM,2,1,2,A,52vmAC<00000000000184Tp8uL0000,0*48 !AIVDM,2,1,3,A,52vmACL0000000000008l@00000000000000000T0000040Ht00000000000,0*0C !AIVDM,2,2,3,A,00000000008,2*2F !AIVDM,1,1,,A,12vmACpP?wqtVrjJ>sVMWJq>0000,0*51 !AIVDM,2,1,4,A,52vmACt000000000001<5==WK<0000000000000T0000040Ht00000000000,0*0F !AIVDM,2,2,4,A,00000000008,2*28