Plain Navigation

A vessel left 42°30'N, 24°25'W, and steamed 245 miles on a course of 050°T Use plane sailing to find the arrival position
45°07'N, 20°07'W


A vessel steers a course of 007°T for a distance of 391 miles. Find the difference of latitude (to the nearest whole minute) and the departure (to the nearest whole mile).
Difference in latitude 388' and departure 48 miles


Calculate (using plane sailing) the true course to steer to the nearest degree between initial position 49° 55' N 02° 50' W and 49° 05' N
01° 22' E
107° 

Calculate the distance between position (to the nearest mile) along the great circle 45°36'N 8°46'Wand12°18'N 79°24'W
4064 miles


A vessel is in 22° N and steams on a course of 000°T until it is in latitude 38° 14'N. What distance has she steamed?
974 miles


In 45°34'N, a ship sails due east from 164°10'E to 170°20'E. How far has the vessel traveled?
259


A vessel in initial position 50° 00' N 02° 00' W then steams on a course of 045° for 6 hours at a constant speed of 14 knots.
Calculate (using plane sailing) the final latitude.
50° 59' N


A vessel steamed 210 miles on a course of 295°T. The departure point was 35°30'N. What latitude do you arrive at?
36°58'N


A vessel in initial position 40° 30' N 179° 00' E steams due east for 240 miles. Calculate the new longitude to the nearest minute.
175° 44' W


Find the distance (departure) to the nearest whole mile between initial position 50°00'N 02°00'Wand50°00'N 01°26'W
22 miles


Find the difference in longitude between initial position 50° 00' N  02° 00' W and 50° 00' N 01° 25' W
35' E


A vessel in initial position 40° 30' N 179° 00' W  steams due east for 240 miles.
the new longitude to the nearest minute.

173° 44' W 

Calculate (using plane sailing) the distance to the nearest mile between initial position 50° 50'N 02°00' and 50°00'N 01°25'W.
55 miles


Morning stars give a position 42°30'N, 24°25'W, and evening stars give a position 44°07'N, 20°07'W. By plane sailing or traverse table, find the course and distance made good.

062.6° x 211.3 miles


Find the distance (departure) to the nearest whole mile between initial position 48°14'N 04°50'Wand48°14'N 01°22'E.
248 miles


A vessel in initial position 38° 46' S 111° 31' E then steams on a course of 056° for 393 miles.Calculate (using plane sailing) the final longitude to the nearest minute.
118° 19' E


Calculate (using plane sailing) the distance to the nearest mile between initial position 49° 55'N 02°50'Wand49°05'N 01°22'E
171 miles


Calculate the difference in latitude between the following two positions: 54° 35' N 02° 00' W and 50° 00' N 02° 00' W
4° 35'


By sailing due east for a distance of 245 miles, a vessel changed her longitude by 7°25'. What latitude was the vessel in?
56°36'


Calculate (using plane sailing) the distance to the nearest mile between initial position 50° 00'S 02°00'Wand51°20'S 01°25'W
83 miles


Find the difference in longitude between initial position 50° 00' N  178° 00' W and 50° 00' N 179° 00' E.
3°00'W



A ship steers the following courses & distances: 135° T for 30 miles
260° T for 54 miles
169° T for 42 miles
A current set 306°T for 9 miles during the passage.Calculate(using plane sailing) the course & distance made.
205° T 74 miles


Calculate the distance (to the nearest mile) along the great circle between position  49°18'N 123°08'W and 33°52' S 151°12'E.
6746 miles


Calculate (using plane sailing) the distance to the nearest mile between initial position 50°  00'N 178°00'Wand52°00'N 179°30'E
153 miles



A ship steers the following courses and distances: 080° T for 42 miles
201° T for 36 miles
145° T for 27 miles

045° T for 45 miles
Calculate (using plane sailing) the course and distance made good.

099° T 81 miles


Calculate (using plane sailing) the true course to steer to the nearest degree between initial position 16° 52' S 08° 51' W and 12° 46' S
11° 23' W
329°


During a 24hr run, a vessel changes latitude 244 miles to the north and makes a departure of 145 miles to the west.
Use plane sailing to find the course and distance made good.
329°/285 miles


Calculate the initial course (to the nearest degree) to steer along the great circle between position 34°22'S 115°08'Eand11°51'S 51°16'E.
275° T


Calculate (using plane sailing) the distance between initial position 32° 46' S 178° 00' E and 32° 00' S
179° 50' W
119 miles


A ship steers 030°T for 120 miles. Find the difference of latitude (to the nearest whole minute) and the departure (to the nearest whole mile).
 Difference of latitude 104' and departure 60 miles.


A vessel in initial position 50° 00' N 02° 00' W then steams on a course of 045° for 6 hours  at a constant speed of 14 knots.  
Calculate (using plane sailing) the final longitude to the nearest minute.
 00° 27' W


Calculate (using plane sailing) the distance to the nearest mile between initial position 52° 00'N 04°00'Eand52°20'N 02°26'E
61 miles



Find the distance (departure) to the nearest whole mile between initial position 56°00'N 01°10'Eand56°00'N 01°25'W.
87 miles



At 1130, at apparent noon, the vessel's observed position is 48°56'N, 33°47'W. If the course is 016°T at 18kts, find the 1200 position by plane sailing or traverse tables.
49°04'.7N, 33°43'.2W


A ship steers the following courses and distances: 180° T for 22 miles
290° T for 73 miles
159° T for 68 miles

270° T for 16 miles
Calculate (using plane sailing) the course and distance made good.

225° T 85 miles


A vessel left 42°44'S, 16°24'W, and steamed on a course of 142°T for 261 miles. Using plane sailing or traverse table, find its DR position at the end of this run. 
46°10'S, 12°39'W


Find the distance (departure) to the nearest whole mile between initial position 50°00'N 178°00'Wand50°00'N 179°00'E
116 miles


A vessel in initial position 60° 00' N  04° 00' E steams due west for 240 miles. Calculate the new longitude to the nearest minute.
4°00'W 


Calculate the distance (to the nearest mile) along the great circle between position  42°55'S 48°18'Wand18°18'S 11°38'W
2370 miles


A vessel in latitude 54° 23' S longitude 16° 18' E steams on a course of 270° T until in longitude 8° 43' W.
How far has she steamed to the nearest mile?
874 miles


Calculate (using plane sailing) the true course to steer to the nearest degree between initial position 52° 00' N 04° 00' E and 52° 20' N
02° 26' E
289°



A vessel is on the equator and steams on a course of 000°T for 1410 miles. What is her new latitude? 
23° 30' N


Calculate (using plane sailing) the true course to steer to the nearest degree between initia position 32° 46' S 178° 00' E and 32° 00' S
179° 50' W
067°


Find the difference in longitude between initial position 49° 55' N 49° 55' N 01° 22' E
4°12'E


A vessel in initial position 60° 00' N steams due east for 240 miles.Calculate the difference in longitude to the nearest minute.
8° 00'


Calculate (using plane sailing) the true course to steer between initial position 50° 50' N 02° 00'W and 50°00' N 01°25'W
156°


Find the distance (departure) to the nearest whole mile) between position 40° 29' S 120° 13' W and 40° 29' S 118° 53' W
61 miles


Calculate the difference in latitude between the following two positions: 05°20'N 20°35'Wand01°25'S 20°35'W.
06° 45'


A vessel steamed 175 miles due east along the parallel of 48°25'N If the longitude of the departure point was 8°19'W, find the final longitude. 
3°55'W 


A vessel in initial position 38° 06' S 06° 50' W then steams on a course of 222° for 24 hours at a constant speed of 14 knots Calculate (using plane sailing) the final longitude to the nearest minute.
11° 45' W


Find the initial great circle course to the nearest whole degree, from 14°48'N, 78°18'W, to 37°54'N, 11°12'W.
055°


Calculate the initial course (to the nearest degree) to steer along the great circle between position45°36'N 8°46'Wand12°18'N 79°24'W
265° T

Two vessels are in latitude 62° 18' N The longitude of one vessel is 16° 42' E and of the other is 4° 33' E   How far, to the nearest whole mile, are the vessels apart?
339 miles

A vessel steers 043°T for a distance of 524 miles. Find the difference in latitude (to the nearest whole minute) and the departure (to the nearest whole mile).
Difference in latitude 383' and departure 357 miles

Find the new longitude (to the nearest minute) if a vessel in latitude 54° 23' S longitude 16° 18' E steams on a course of 270° T for 874 miles. 8°43'W

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