5.8.16. Interruptions: A round in progress must temporarily be interrupted if:-
a) the wind speed is below 3 m/sec or more than 25 m/sec for at least 20 seconds.
b) the direction of the wind constantly deviates more than 45O from a line perpendicular to the
main direction of the speed course.
If these conditions arise during the flight the competitor is entitled to a re-flight.
If the interruption lasts more than thirty minutes, then the starting list of the round is to be
divided into groups and the scores (se e paragraph 5.8.12) are computed within the groups.
The results of an incomplete group are to be cancelled and this group has to fly from the
The groups must be of equal size (+ - 1 competitor); the minimum competitors in one group
is 10; the division of the starting list must be announced before the start of the round.
The round may continue if the conditions are again constantly within the limits.
For me it is not a problem. But it coult make some changes on the top of the list. And as I saw it is global problem with the division groups. Form me, in FAI rules, the division is made automatically, depending on the weather. Not 'manualy'.
Besides, in the bulletin is information that GO is organized on the basis of last year's rules According to them, such a division can be. But ... today is 4.10.2015