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1. ½ ½ 3.0 nm 3.0 nm 123oM 135oM H - UP H - UP RR RR DEST CIRB: H-UP: R 5.0nm SPEED 7.00nm BUZZ DIST TO NEXT 5.20nm POSITION N 41o24.31’ W 071o06.86’ VRM1 VRM1 EBL1 EBL1 VRM2 VRM2 EBL2 EBL2 120 13 TIME TO DIST 00:44:34 TYPE NAME NAV LOCATION WAYPOINT: CIRB ETR CIRB Map Save Delete 1004 GPS COMMENTS R1 DEST BB16: H-UP: R 5.0nm DEST CIRB: H-UP: R 5.0nm L1 SPEED SPEED W071o00.226’ N41o22.625’ 45 25 7.00nm 7.00nm 45 25 DISTANCE BEARING 07.78nm 123.0M DIST TO NEXT DIST TO NEXT 7.78nm 0.00nm FIND POSITION POSITION N 41o25.00’ N 41o25.00’ W 071o10.00’ W 071o10.00’ 71 10 71 10 BB16 ! ! 130 120 140 13 TIME TO DIST TIME TO DIST BB16 BB16 01:06:41 00:00:00 Art Mollica, St Paul Power & Sail Squadron 17. You arrive at GPS fix at 0943 and change course to 123oM towards RB”VS”1 Qk Fl WHITSTLE southwest of Cuttyhunk Island. Maintain speed of 7.0kn. Cursor L 41o22.2’N Lo 71o08.1’W 2.4nm 096R At 1004 you notice a large blip on the radar screen. You set the cursor on the blip to monitor it. a.) What is the distance and relative bearing to the cursor? C 123M S 7.0 0943 0943 C T 108 V 15W M 123 D 1W C 124 1004 1004DR SxT/60 7x21/60 D=2.45 1004Brg 096R+123M=219M 219M 1004 RB “VS I Qk Fl WHISTLE 1004 Radar Target X

2. ½ ½ 3.0 nm 3.0 nm 123oM 135oM H - UP H - UP RR RR DEST CIRB: H-UP: R 5.0nm SPEED 7.00nm BUZZ DIST TO NEXT 5.20nm POSITION N 41o24.31’ W 071o06.86’ VRM1 VRM1 EBL1 EBL1 VRM2 VRM2 EBL2 EBL2 120 13 TIME TO DIST 00:44:34 TYPE NAME NAV LOCATION WAYPOINT: CIRB ETR CIRB Save Map Delete 1004 GPS COMMENTS R1 DEST BB16: H-UP: R 5.0nm DEST CIRB: H-UP: R 5.0nm L1 SPEED SPEED W071o00.226’ N41o22.625’ 45 25 7.00nm 7.00nm 45 25 DISTANCE BEARING 07.78nm 123.0M DIST TO NEXT DIST TO NEXT 7.78nm 0.00nm FIND POSITION POSITION N 41o25.00’ N 41o25.00’ W 071o10.00’ W 071o10.00’ 71 10 71 10 BB16 ! ! 130 120 140 13 TIME TO DIST TIME TO DIST BB16 BB16 00:00:00 01:06:41 17. You arrive at GPS fix at 0943 and change course to 123oM towards RB”VS”1 Qk Fl WHITSTLE southwest of Cuttyhunk Island. Maintain speed of 7.0kn. 2.4nm 096R b.) At 1014 the large blip on the radar screen has become closer, 1.5nm and 112o relative. c.) What course does the object appear to be on? C 123M S 7.0 0943 0943 C T 108 V 15W M 123 D 1W C 124 1014Brg 112R+123M=235M 1004DR SxT/60 7x21/60 D=2.45 1004 1014 1014DR SxT/60 7x10/60 D=1.16 1004Brg 096+123=219M-15=204T 235M 1014 078M 219M 1004 X RB “VS I Qk Fl WHISTLE RADAR D 1.5 X

3. ½ ½ 3.0 nm 3.0 nm 123oM 135oM H - UP H - UP RR RR VRM1 VRM1 EBL1 EBL1 VRM2 VRM2 EBL2 EBL2 TYPE NAME LOCATION WAYPOINT: CIRB CIRB Map Save Delete 1024 GPS 1004 GPS COMMENTS DEST BB16: H-UP: R 5.0nm DEST CIRB: H-UP: R 5.0nm SPEED SPEED W071o00.226’ N41o22.625’ 45 25 7.00nm 7.00nm 45 25 DISTANCE BEARING 07.78nm 123.0M DIST TO NEXT DIST TO NEXT 0.00nm 7.78nm POSITION POSITION N 41o25.00’ N 41o25.00’ W 071o10.00’ W 071o10.00’ 71 10 71 10 BB16 ! ! ! 130 120 140 13 TIME TO DIST TIME TO DIST BB16 BB16 01:06:41 00:00:00 17. You arrive at GPS fix at 0943 and change course to 123oM towards RB”VS”1 Qk Fl WHITSTLE southwest of Cuttyhunk Island. Maintain speed of 7.0kn. 18. At the same time, 1024, you observe two blips on your radar screen. One is 1.3nm away at 330oR, the other 2.8nm away dead ahead at 000oR. The objects propably are? DEST CIRB: H-UP: R 5.0nm SPEED 7.00nm DIST TO NEXT CIRB 2.78nm POSITION N 41o24.50’ BUZZ W 071o03.80’ 2.4nm 096R 120 13 TIME TO DIST 00:23:56 d.) At 1024 your GPS position is L 41o23.5’N Lo 71o03.8’W. Blip is 1.0nm at 153oR. c.) What course does the object appear to be on? C 123M S 7.0 0943 0943 C T 108 V 15W M 123 D 1W C 124 1014Brg 112+123=235M-15=220T 1004DR SxT/60 7x21/60 D=2.45 1004 1014 1024Brg 153R+123M=278M 1014DR SxT/60 7x10/60 D=1.16 235M 1014 1004Brg 096+123=219M-15=204T X 219M 1004 078M RADAR 278M D 1.0 X RB “VS I Qk Fl WHISTLE RADAR D 1.5 X