Event: Roger Goldsmith Div 1

PDF Excel

Opponent	Rating	Result
Rod B Newbery	1767	0 - 1
Mel Kirwan	1638	1 - 0
David Cattermole	1613	½ - ½

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

1673 = (5018 + 400 * (1 - 1)) / 3)