Event: NSDCA Division 2

PDF Excel

Opponent	Rating	Result
David P Price	1660	0 - 1
Matthew J Watson	1345	1 - 0
Neill Harvey-Smith	1590	0 - 1
Neville Layhe	1638	0 - 1
Nicholas PA Wright	1461	1 - 0
Neill Harvey-Smith	1590	0 - 1

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

1414 = (9284 + 400 * (2 - 4)) / 6)