Commonwealth Numbered Regulations

1988 NO. 158 CIVIL AVIATION REGULATIONS - REG 78

78. (1) The pilot in command of an aircraft shall keep a log of such
navigational data as is required to enable him or her to determine the
geographical position of the aircraft at any time while the aircraft is in
flight.

(2) The log shall be kept in chronological order and, in the case of an
Australian aircraft engaged on an international flight, shall include the
following information:

   (a)  points of departure and destination;

   (b)  required track;

   (c)  wind velocity used for calculations;

   (d)  headings flown;

   (e)  true airspeed;

   (f)  position lines, fixes and pinpoints obtained;

   (g)  times of alteration of headings;

   (h)  estimated times of arrival at turning points and destination; and

   (i)  such other information relevant to the navigation of the aircraft as
        the Authority directs.