OC 27 games comes first. Rules clearly say if you have it, you use it....... And they are converting down to sport, not up as previously.....
1. AVERAGE REQUIREMENTS FOR 2019 OPEN CHAMPIONSHIPS
The average to be used will be determined in the following order:
A. Open Championships tournament average, based on most recent 27 games bowled at
the tournament since 2010. (Championships Average).
B. Bowlers without a qualifying Championships Average will enter with the highest
average from the following:
1) Highest USBC-certified league average (winter, summer or composite*),
based on 21 or more games from:
a) 2017/2018 season or
b) 2016/2017 season or
c) 2015/2016 season
Averages NOT established on a Sport condition will be converted downward using the
appropriate Sport or Challenge conversion chart.
C. Bowlers who do not meet any of the average requirements in item A or B, will enter
with the highest of the following:
1) Current certified average at the time of bowling of 21 or more games, converted
downward using the appropriate Sport or Challenge conversion chart (if not already Sport).
2) Current composite average of 21 or more games in all current USBC leagues,
converted downward using the appropriate Sport or Challenge conversion chart (if not
already Sport).
League standings sheets or a letter of verification from association secretary must be
presented upon check-in.
D. If, at the time of bowling an entrant has a current average for 21 or more games,
converted to Sport, that is 10 or more pins higher than the average determined in item B,
the current Sport-converted average must be used, if applicable.
E. If, during the 12-month period immediately preceding the time and date of bowling at
the 2019 Open Championships, the bowler’s accumulated average for all, but not less than
21 tournament games, exceeds the average determined in items B or C by 15 or more pins,
the accumulated average, Sport-converted, must be reported and used for
classification purposes.
F. Bowlers who do not meet any of the average requirements stated in items A, B or C will
be entered with a 220 Sport average.