abstract:The apparent place of an object is the position in space as seen by the observer. Because of physical and/or geometrical effects it has a deviation from the "true position".
Celestialnavigationisanimportantmeansfor accurate navigation, and the apparent placeofcelestial bodies is an important data of the celestial navigation.
However, it took the king four years to appoint Nayef to the title, and Salman was not made second deputy PM in November 2011, when Abdullah nominated him to be heir apparent in place of Sultan.