What is the major advantage of high altitude observations?
A
Errors due to unusual parallax are eliminated.
B
The same body can be used for a fix from observations separated by several minutes.
C
The declination is the only information needed from the almanac.
D
The semidiameter correction of the sextant altitude is eliminated.
E
İlgili Sorular
The wheel on the windlass with indentations for the anchor chain is the __________.The navigation data broadcast of a navigational satellite does NOT include information __________.A katabatic wind blows __________.The platform that supports the derrickman when tripping pipe is called the __________________.Why are low altitude sun sights not generally used?