Event: MID En Passant Cup

PDF Excel

Opponent	Rating	Result
George E Hollands	163	0 - 1
Stephen D Blewitt	162	1 - 0
James M Wheeler	160	0 - 1
Robert E Lane	148	1 - 0
David JR Barnes	161	½ - ½
Andrew C Waters	161	½ - ½
Hugh G Tassell	145	½ - ½

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

157 = (1100 + 400 * (2 - 2)) / 7)