The application to assist in solving the most important marine problems.

- For Marine Navigation
+ Direction and distance on the Earth's surface;
+ Position on Apple Map with Offline GPS;
+ Meridional parts;
+ Plane Sailing;
+ Traverse Sailing;
+ Current and wind sailing;
+ Allowing for current and wind;
+ Calculate true wind and apparent wind on a ship running;
+ Nautical Almanac;
+ Celestial Lop ;
+Two Lop Fix;
+Three Lop Fix;
+ Correcting marine sextant altitude of sun and stars;
+ Probability Distribution Function;
+ Standard Deviation and Error;

- For Maneuvering :
+ Avoid collisions
+ Change of station in cases:
- with time specified
- with speed specified
- with course specified
+ Course and speed of another ship.
+ Closest point of approach(CPA).
+ Ability to reach another ship going faster.
+ Close or open to another ship in cases :
- as quickly as possible.
- on a constant bearing.
- with time specified.
+ Maneuver to intercept another ship going faster.
+ Close to another ship as close as possible.
+ Bearing and distance to another ship in advance.

- For Learning :
+ International regulations for preventing collisions at sea (COLREG) include Rules; Lights signs; Shapes signs and Sounds signs.
+ Marine signalizations include Flag signalling; Morse signalling by hand; Morse code.
+ Maritime buoyage system.
+ Unit Conversion for Maritime
+ Glossary of Marine Navigation
+ Lighthouses in some countries
+ Some content of maritime theory
author Vu Cong The.
[email protected]