The third world has 2 on land levels to start with a final flight level at the end.
His work load and captain like qualities made him a stand out at the top flight level.
Maintain your present course, begin descent to flight level five thousand now.
It's the same with the dramatic changes in flight level.
Total aircraft weight at any point determines the highest flight level which can be used.
The last radio contact was at 10:06 when the crew requested a change of flight level.
However, for operational and air traffic control reasons it is necessary to stay at the cleared flight level.
Make certain, therefore, when selecting your flight level, that you take this into account.
Therefore an apparent altitude of, for example, 32,000 feet is referred to as "flight level 320".
The collision occurred at an altitude of 13,000 feet (flight level 130).