Chart / Pos fixing Quiz Flashcards
occulting means?
more light than darkness
What does FR mean on Navigational Chart
Fixed Red
What is air draft measured from
HAT
Drying heights are measured from ?
CD
What is an isogonal chart ?
shows variation over the area represented on chart
You go over shallow patch which is not marked on chart. What should you do?
Report to UKHO
Straight line on Gnomonic Chart is
Great circle
Letters PA on chart?
Position Approximate
What do waves indicate on charts
Tidal overfalls rips
Chart symbols and appreciations can be found on?
NP5011 or US chart 1
PI lines
- are used to check if you are port or stbd on intended track
DR includes?
nothing, is just speed through water and course steered
Bearing of an object gives a
position line
How would you make sure you don’t drag anchor over night ?
Depth, Radar Range and Bearings, Visual Bearings, GPS
Tables for VSA and HSA are found in what publication?
Norries