Event: Division Two

PDF Excel

Opponent	Rating	Result
David L Roberts	2039	0 - 1
David L Roberts	2039	½ - ½
Nigel D Smith	1884	1 - 0
Andrew MJ Robbings	1975	1 - 0
Nigel D Smith	1911	1 - 0
Christopher J Archer-Lock	2026	1 - 0

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

2179 = (11874 + 400 * (4 - 1)) / 6)