Event: Division 1

PDF Excel

Opponent	Rating	Result
Michael P Townsend	185	0 - 1
Paul R Masters	176	0 - 1
Duncan Dicks	196	0 - 1
Michael Ashworth	198	0 - 1
Tristram De Piro	164	0 - 1
Joshua Gittins	145	0 - 1
Alun Richards	137	½ - ½
Philip J Meade	166	½ - ½

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

-129 = (1367 + 400 * (0 - 6)) / 8)