Qm Stuff Flashcards
What manual is used for navigation
Nstm 420
What is a chronometer
A clock
What is a telescopic alidade
Shooting bearings
Define IALA
International association of lighthouse of authority
How many buoy systems are covered under iala
2
What’re the 2 buoy systems
Alfa and bravo
Which buoy system are we in
Bravo
What day shape indicate anchored
1 black ball
What is the navigation light for a ship at anchor
One red light
What is the day shape for not under command
2 black balls
What is the nav lights for vessel not under command
Red over red
What is the day shape for restricted maneuvering
Ball diamond ball
What nav light are shown when in restricted maneuvering
Red over white over red
What is the day shape for aground
3 black balls
What are four ways we can obtain our ships position
GPS, celestial, radar, and visual
What is sextant used for
Celestrial navigation
What is alidade used for
Obtaining a distance of a ship with its known height
What does vms stand for
Voyage management system
What color is the port running light
Red
What color is the stbd running light
Green
How many navigation lights are there
Five
What is the responsibility of the conning officer
To tell the helmsman what course and speed they need to go
What is the primary responsibility of the QMOW
To navigate the oceans safety
What is 1 black ball
Anchored
What is 2 black balls
Not under command
What is 3 black balls
Ran aground
What is red over red blinking
Man overboard
What does PIM stand for
Plan of intended movement
What bouy system did we use for Japan and American waters
IALA Bravo system
What is set and drift
The direction and speed the ship is being pushed through the water
What is the Fathometer
The depth of the water under the ship’s keel
What does DFGMC stand for?
Digital fluxgate magnetic compass
What is the sound signal when we go to low visibility
1 prolonged blast of the ship’s whistle every 2 minutes
What is the swing circle
The length of the ship plus the amount of anchor chain layer out
What is the drag circle
Amount of chain plus the distance from the bull nose to the centerline Polaris in the bridge
What is the importance of the swing and drag circle
To make sure we aren’t dragging the anchor
What does the barometer measure
Atmospheric pressure
What is the telltale panel
The main navigation lights panel
Where is the main ship’s bell located
In front of the island
Where is the gong located
Fantail
Who is the ship’s navigator
LCDR LANUM
