Event: Division 2 West

PDF Excel

Opponent	Rating	Result
Tim A Wallis	133	1 - 0
Simon Pickard	144	1 - 0
Chris TJ McKinley	142	½ - ½
Tim A Wallis	133	½ - ½
Simon Pickard	144	1 - 0
Chris TJ McKinley	142	0 - 1
Jim Lobley	158	½ - ½
Mark R Baker	133	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

291 = (1129 + 400 * (4 - 1)) / 8)