Event: Open

PDF Excel

Opponent	Rating	Result
Nathanael Paul	185	0 - 1
Matthew J Harborne	185	1 - 0
Keith R Ingram	175	1 - 0
Raymond Carpenter	155	1 - 0
Jonathan E Swindells	214	0 - 1
Patrick CM Duncan	194	½ - ½
Nathanael Paul	185	½ - ½
Matthew J Harborne	185	0 - 1
Keith R Ingram	175	1 - 0
Raymond Carpenter	155	1 - 0
Jonathan E Swindells	214	½ - ½
Patrick CM Duncan	194	½ - ½

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

251 = (2216 + 400 * (5 - 3)) / 12)