HC Deb 26 January 1989 vol 145 cc755-6W
Dr. Thomas

To ask the Secretary of State for Defence (1) what is the basis of calculation of the figure for the average duration of a fast jet low-level sortie over the United Kingdom;

(2) what is the basis of calculation of the figure of 42 minutes for the average duration of a fast jet low-level sortie over the United Kingdom.

Mr. Neubert

The basis of the figure is statistical data compiled by headquarters military air traffic operations on the usage of the United Kingdom low-flying system.

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