Event: DCL Div 1

PDF Excel

Opponent	Rating	Result
Michael FG Duggan	192	0 - 1
Ronnie Burton	154	1 - 0
Frank J Pittman	163	1 - 0
Mark Littleton	181	1 - 0
James Connor C Forster	176	0 - 1
John P Weatherlake	175	1 - 0
C Bruce Jenks	180	½ - ½

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

289 = (1221 + 400 * (4 - 2)) / 7)