Event: Challenge Competition 1

PDF Excel

Opponent	Rating	Result
Roland Rattray	1553	0 - 1
J Chris Baldry	1260	1 - 0
Roland Rattray	1553	0 - 1
J Chris Baldry	1288	1 - 0
J Chris Baldry	1284	1 - 0
Jonathan Bedingham	1395	½ - ½
Jonathan Bedingham	1357	1 - 0

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

1499 = (9690 + 400 * (4 - 2)) / 7)