ASA 105 NAVIGATION WITH CORRECT ANSWERS - UPDATED 2026 -
A+ GUARANTEED
DR dead reckoning, which is based on distance and bearing direction
One bearing is taken in the LOP Line of Position. utilized when performing
repairs.
Executing the Fix
uses two bearings acquired at DIFFERENT times, like 15 or 30 minutes apart,
to determine my position. The bearings may point to several markings or to the
same mark. For the distance covered in the interval between the two bearings,
the initial fix is advanced along the DR course line. The Running Fix is where
the two bearings meet.
Rotate the Bearings
To indicate where to turn in different directions on a DR course, use a pre-
planned bearing to an object on land. can be completed beforehand.
Taking a little dip
When approaching a large lighthouse from a distance, it will first flash on and
off due to the earth's curvature. Once it is consistently visible, you will know
you are now within range of the light. Find the table number for that light and
yourself, then add them up to find the light's distance in nm. Plot the distance on
that LOP after taking a bearing to the light. That's your role.
Risk-taking
To avoid reefs and other hazards, use a landmark layout beforehand.
What does the symbol M mean?
A+ GUARANTEED
DR dead reckoning, which is based on distance and bearing direction
One bearing is taken in the LOP Line of Position. utilized when performing
repairs.
Executing the Fix
uses two bearings acquired at DIFFERENT times, like 15 or 30 minutes apart,
to determine my position. The bearings may point to several markings or to the
same mark. For the distance covered in the interval between the two bearings,
the initial fix is advanced along the DR course line. The Running Fix is where
the two bearings meet.
Rotate the Bearings
To indicate where to turn in different directions on a DR course, use a pre-
planned bearing to an object on land. can be completed beforehand.
Taking a little dip
When approaching a large lighthouse from a distance, it will first flash on and
off due to the earth's curvature. Once it is consistently visible, you will know
you are now within range of the light. Find the table number for that light and
yourself, then add them up to find the light's distance in nm. Plot the distance on
that LOP after taking a bearing to the light. That's your role.
Risk-taking
To avoid reefs and other hazards, use a landmark layout beforehand.
What does the symbol M mean?
