Event: Division 2

PDF Excel

Opponent	Rating	Result
Jerry Bowman	1550	0 - 1
Robert L Jones	1697	1 - 0
Alan J Lewis	1541	1 - 0
Jim Buis	1750	0 - 1
David P Green	1585	½ - ½

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

1625 = (8123 + 400 * (2 - 2)) / 5)