Event: Five Counties Div 1

PDF Excel

Opponent	Rating	Result
Brian Moore	1775	0 - 1
David Knight	1668	0 - 1
Gary Varjian	0	0 - 1
Gary Slegg	1424	0 - 1
Eli Mandell	1133	0 - 1

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

800 = (6000 + 400 * (0 - 5)) / 5)