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ESWS- Navigation
ESWS
| Question | Answer |
|---|---|
| Personnel Recall Flag | Papa |
| Boat Recall Flag | Quebec |
| Divers Flag | Code Alpha |
| Helo Operations Flag | Hotel |
| Pilot Onboard Flag | Code Hotel |
| Aloft/Over the Side Flag | Kilo |
| RAS: Prep Closed Up | Commence Breakaway |
| BMOW | In charge of enlisted watch section on the bridge. |
| Magnetic Compass | -Rhibs -DFGMC (Digital Flux Gate Magnetic Compass) -Digital Readout of Heading |
| Crossing | Vessels crossing in front of or begind another |
| Variation/Deviation | -Variation - Difference between true and magnetic north -Deviation - Amount the ships magnetic field affects the compass |
| Day Shape at anchor | 1 Ball |
| Day Shapes not under command | 2 Balls |
| Day Shapes restricted manuvering | Ball over Diamond over Ball |
| Day Shapes vessel aground | 3 Balls |
| Day Shapes contrained by draft | Cylinder |
| Refueling/Ammo Handling Flag | Bravo |
| RAS: Prep Hauled Down | Breakaway Complete |
| Where are the VMS stations located | -QMOW Table -Bridge Centerline -CO's Chair -CO's Cabin -Chart Room -CIC (TAO) -CIC (DRT) |
| Parallel Rulers | 2 rulers hinged together for plotting |
| Acceleration/Deceleration | Speed up/Slow down |
| Barometer | Air Pressure |
| Purpose of range/channel markings | -Range Markings - Where the ship is in relation to center of channel -Channel Markings - Safe water |
| OOD | -Responsible for safe navigation -Direct representative when CO is not on the bridge |
| Conning Officer | Gives course and speed changes to helm/lee helm |
| Ready to receive along side flag | -Romeo at sea -India in port |
| Man Overboard Flag | Oscar |
| Anchoring flag | Uniform |
| Absentee Pennets | 1st- Flag Officer 2nd- Staff 3rd- CO 4th- Civilian |
| How is a message prepared for semaphore and flashing light? | Visual Message Blank OPNAV Form 2110-30 |
| Hero Flag | Lima |
| Lights: Not under command | Red over Red |
| Infrared | 'Nancies' -Aft mast end of yardarms -Send secret signals at night -Infrared/NVG goggles required |
| Give Way | Alter course and speed in any given situation |
| Lights: underway | -White masthead -White stern -Red port running -Green starboard running |
| RAS: Bravo hauled down | Taking on fuel/ammo complete |
| Special Sea and Anchor Detail | Manned during harbor transits and anchoring |
| Plane guard | Watches for MOBs and downed aircraft during special evolutions |
| Low visibility detail | Visibility has decreased significantly |
| Flight Quarters | Transport personnel and cargo |
| Restricted Manuvering | Special evolutions requiring the ship to maintain course and speed |
| Advance/Transfer | Advance- Forward distance Transfer- Lateral distance |
| Pivot Point | Point the ship appears to be turning on an axis (Frame 174) |
| Lights: Engaged in special operations | Red over White over Red |
| Turning circle | |
| True Bearing | Bearing relation to true north |
| Relative Bearing | Bearing related to ship |
| DIW | Dead In the Water |
| Lookouts | Look for contacts |
| QMOW | -Safe Navigation -Maintain accurate plot |
| Overtaking | Vessel passing from astern |
| Stand on | Maintaining course and speed in any given situation |
| What is VMS | Voyage Management System |
| Lights: Man Overboard | 2 pulsating red lights on the mast |
| Lights: Anchored | -Aircraft warning -Flag & jackstaff -Topside Deck -Waterline security |
| Low Vis Signals - Underway making way | 1 prolonged blast every 2 minutes |
| Low Vis Signals - Danger | 5 or more short blasts |
| Low Vis Signals - Man Overboard | 6 short blasts |
| LOP | Line of Position |
| MOBI antennas | 2, Above port and starboard bridgewing doors |
| What is MOBI | Man Overboard Indicator |
| Psychrometer | Dry/Wet bulbs. Dew point |
| JX/JL circuits | Lookout circuits |
| Bull Horn | Megaphone on the bridge |
| Tell tale panel | Indicates whether running lights are on or off |
| Flashing light | Morse code |
| Semaphore | -Hand signals -2 small oscar flags on handles |
| Flares/Pyrotecnics | Small boat operations signals |
| EP | Estimated Position (2 LOPS) |
| Halyards available per flag bag | 3 |
| RAS: Romeo at the dip | Standing by to receive/come alongside |
| RAS: Romeo closed up | Ready to receive/come alongside |
| RAS: Romeo hauled down | Messenger in hand |
| RAS: Prep at the dip | 15 minutes standby to breakaway |
| Storm Warning: Hurricane/Typhoon | -Winds>63 -Red over Red flags with black square in center of each |
| Storm Warning: Small craft | -Winds<34 -Seas too rough indicated by 1 red pennet |
| Binoculars | View distance objects |
| Stadimeter | Find distance to vessel |
| Sextant | Celestial navigation |
| Bearing circle | Placed over gyro for bearing to vessels or other objects |
| Telescopic alidade | Sea and anchor detail -Bearing to nav aids |
| Parallel motion protractor | Make LOPs on a chart |
| Chart | Used for plotting position |
| Fix | 3 or more LOPs |
| Gyrocompass | Heading and bearing |
| First thing you see when you enter the bridge | Ship's control console |
| Who is NAV | Hirohama |
| RAS: Bravo at the dip | Standing by to take on ammo/fuel |
| RAS: Bravo closed up | Commenced taking on fuel/ammo |
| Storm Warning: Storms | -Winds 48-63 -1 Red flag with black square in center |
| IALA (A/B) Bouyage System | International Association of Lighthouse Authorities (US use B) |
| Ways to obtain ships position | -Electronic (GPS/RADAR) -Visual -Celectial -Depth and Running fix |
| Purpose of DR | Where ship should be based on course and speed ordered |
| Helmsman/Lee Helmsman | Steers ship / Changes speed from Integrated throttle control |
| RADAR | -Primarily used in CIC -Range and bearing to contacts and land |
| DR | Dead Reconing |
| Set / Drift | -Direction (set) -Speed (drift) Ships offset from DR |
| GMT | |
| Time Zones | |
| Storm Warning: Gales | -Winds 34-47 -2 Red over Red pennets |
| Head on | Vessels approaching bow to bow |
| Fathometer | Depth |
| Satellite Nav | Furuno/Raytheon |
| GPS | GVRC (2) |
| Bright Bridge | Contact reports and others that may affect safe navigation |
| Lights: Inport, Moored | -Aircraft warning -Flag and Jackstaff -Topside Deck -Waterline security |
| SOPA Flag | Starboard pennet |