Event: Doncaster Bell Trophy

PDF Excel

Opponent	Rating	Result
Peter Convery	1849	1 - 0
Peter JE Ackley	201	0 - 1
Peter Catt	152	½ - ½
Peter JE Ackley	201	0 - 1
Peter Catt	152	1 - 0
Peter JE Ackley	201	½ - ½
Peter Convery	1849	1 - 0
Peter JE Ackley	201	0 - 1

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

601 = (4806 + 400 * (3 - 3)) / 8)