English navigation mnemonics
IALA region B
Safe navigation in IALA region B:
- Red Right Returning (When navigating between a red and green channel marker pair, keep the red marker to starboard when returning to the harbor from the sea.)
- There is some red port left in the bottle.
- Is there any port left?
- Remember that it used to be starboard and larboard -- L for left -- so starboard is right and port is left.
- Remember that port and left each have four letters.
- The short words, left, port and red go together and the long words right, starboard and green go together.
The legend allegedly printed on tickets of passengers on P&O (Peninsula and Orient) passenger vessels when travelling between UK and India in the days of the Raj:
- Port Out Starboard Home (POSH)
- Sag is not Sad
Distinguishing between east and west marks
All of the W's go together:
- The women in the west have waists.
Conversion of magnetic to true heading
Compass + Deviation = Magnetic + Variation = True (Add for East corrections):
- Can Dead Men Vote Twice (At Elections)?
True + Variation = Magnetic + Deviation = Compass (Add for West corrections):
- Timid Virgins Make Dull Company (After Weddings)
Indicated airspeed to true airspeed
Indicated Airspeed - what you see from the pitot tube, air-pressure reading
Calibrated Airspeed - airspeed after accounting for mechanical and position errors (attitude) of the aircraft
Equivalent Airspeed - airspeed after compensating for compression effects (usually needed at speeds above 200 MPH)
True Airspeed - airspeed after accounting for temperature and atmospheric pressure changes
(clockwise)North East South West
- Never Eat SeaWeed
- Never Eat Shredded Wheat
- Never Eat Soggy Weetabix
- Never Eat Soggy Waffles
- Never Eat Soggy Weiners
- Never Eat Salty Waffles
- Never Eat Slimy Worms
- Never Eat Sour Watermelon
- Naughty Elephants Smash Windows
- Naughty Elephants Squirt Water
- Never Ever Smoke Weed
- Never Eat Septic Waste
- Never Entertain Sexy Women
- Nobody Ever Saw William
- Nobody Ever Shags Wilma
- Never Enter Stinky Washrooms
Contents of an emergency transmission: PAT HAS ATNIE:
- Mayday mayday mayday or pan-pan pan-pan pan-pan
- Callsign of aircraft
- Position And Time
- Heading And Air Speed
- Type of Aircraft
- Nature of Emergency
- Intentions of Captain
- Endurance Remaining
Alternatively Mayday Identification Position Distress (eg. Fire, Collision etc) Assitance Required No. of people onboard Information (eg. abandoning to liferaft) Over