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48 Cards in this Set
- Front
- Back
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What does vms stand for? |
voyage management system |
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What does gps stand for? |
global positioning system |
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Define true bearing |
bearing relative to true north |
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Define relative bearing |
bearing relative to the ship/ bow bears 000 degrees at all times |
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Define fix |
The ships position determined without reference to any former position |
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What does DR stand for? |
Dead reckoning |
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Why is dead reckoning important? |
Helps determine possible encounters with hazards to navigation/ buoys, fish havens, shipwrecks |
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Define set and drift |
Set/ direction the ship is being pushed off course Drift/ speed at which the ship is being pushed off course |
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What are the rules of the road? |
Manual used to determine how to safely navigate through inland and international waters |
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Who publishes the rules of the road? |
coast guard |
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What are day shapes? |
Large black shapes that tell other vessels in our vicinity that our ship is in a special circumstance where extra precautions are needed to keep them and us safe |
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What are day shape night time equivilants? |
Ball- red Diamond- white |
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What's DIW? |
dead in the water/ no means of porpolsion |
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Who commands abandon ship? |
CO |
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Arc of visibility for masthead light? |
225 degrees |
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Arc of visibility for starboard running lights? |
112.5 degrees |
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Arc of visibility for stern light |
135 degrees |
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How many buoyage systems are there? |
2/ cardinal and lateral |
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What are colregs and what do they dictate? |
Collision regulations at sea. They dictate the location of Lines of Demarcation which separate inland and international waters. Once a line of demarcation is crossed, the rules of the road change. |
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What does sopa mean? |
Senior officer present afloat/ when two ships are moored to the same pier, sopa is determined by who has the most senior officer embarked |
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What are lines of lattitude? |
Lines of parallel that run east to west measured north to south/ 0-90 degrees |
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Whats the reference lines for all lines of latitude? |
Equator |
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What are lines of longitude? |
Lines of meridians that run north to south measured east to west/ (0-180 degrees) |
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What's the reference line for line of longitude? |
Prime meridian |
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Define GMT |
Greenwich mean time/ zulu/ time based upon the greenwich meridian as reference |
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How many time zones are there? |
24 |
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How many time zone designators are there?
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25 |
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Which time zone designator is not used? |
Juliett |
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What's our primary means of navigation? |
gps |
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Nav evaluator |
responsible for making course change recommendations to the conning officer to keep the ship on its plan of intended movement track based off info given by the nav plotter |
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Nav plotter |
Plots the ship's position based off bearings given to the bearing book recorder |
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Bearing book recorder |
records bearings recieved form the bearing takers |
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Bearing taker |
uses telescopic alidade to get true bearing from aids to navigation |
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Deck log recorder |
Responsible for recording every occurence during sea and anchor detail including set and drift every 3 minutes |
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signal bridge personnel |
responsible for all flaghoist during sea and anchor |
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Whats the job of the navigator |
overall in charge of maintaining safe navigation of the ship. Advises CO, TAO, and OOD as to the ship's movements and supervises navigation of the ship when in restricted waters or during GQ |
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Where is the bridge located |
08 lvl |
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Where is the signal bridge located |
09 lvl |
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Officer of the deck |
Overall in charge of everyone on the bridge. Call for permission to execute everyday shipboard operations. 911 and man overboard, coordinates with TAO and EOOW |
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Conning officer |
Drives the ship, gives orders to helmsman/ lee helmsman, determines appropriate course and speed changes when engaged in special evolutions (flight ops, sea and anchor, unrep) |
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Jr officer of the watch |
Responsible for maintaining all communications with other vessels in our vicinity, watches radars and AIS, alerts other vessels as to our intentions |
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Helmsman |
drives the ship |
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Lee helmsman |
changes speed of the ship |
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BM of the watch |
Overall in charge of all deck watch team members |
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Quartermaster of the watch |
eyes and ears of the navigator when he's not on the bridge, direct assistant to the officer of the deck in maintaining safe navigation |
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What ways can quartermasters communicate visually? |
Flaghoist semaphor flashing light |
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How many searchlights do we have on board? |
6 |
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How many flagbags do we have onboard? |
2 |
