Wheel Over Position
WOP is the point on the initial course at which the wheel is put over to initiate the turning of…
Category: Navigation
Rudder Cycling, Head reach and Track Reach
Rudder Cycling works on the principle of diverting the fore and aft thrust sideways but not really taking the vessel…
Precautions polar water
In general, during ice ship navigation, an ice pilot and ice breakers are provided to help commercial vessel operations by…
GMDSS equipment power
Source of GMDSS equipment power from following :- GeneratorEmergency generatoremergency battery The GMDSS battery is usually in the range of…
Weather associated with cold fronts
A cold front normally occurs when a huge mass of cold and chilly air meets a mass of warm air,…
Tidal Calculations
Many of us are quite scared of solving the tide problems especially calculations involving Secondary Ports Lets first handle calculation…
Celestial Fix Best Practices – 2
Star finder ? How to use it? Star finder is used to choose suitable stars for celestial observations and for…
Best practice for celestial fix
LOP Separated by 15° LOP Separated by 90° Azimuths Separated by 120° Azimuths Separated by 60°
GMDSS
The Global Maritime Distress and Safety System (GMDSS) is an international system relating to all vessels over 300 gross tonnes…
ECDIS MANAGEMENT
Compliance of ECDIS system ECDIS SOFTWARE VERSIONS ECDIS that is not updated to the latest version of the IHO Standards…