Event: Division 4

PDF Excel

Opponent	Rating	Result
Scott Leadbetter	1671	½ - ½
Robert Wooding	1531	1 - 0
Richard Duncalfe	1667	0 - 1
Mark J Fulleylove	1699	0 - 1

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

1542 = (6568 + 400 * (1 - 2)) / 4)