Event: D&DCL Div 2

PDF Excel

Opponent	Rating	Result
David JF Woodhouse	129	1 - 0
Ronald S Harrison	104	1 - 0
Ralph MA Allen	145	½ - ½
Anthony L Natt	161	½ - ½
David Smith	153	½ - ½
Maurice J Hill	150	0 - 1
Andre Cockburn	119	0 - 1

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

137 = (961 + 400 * (2 - 2)) / 7)