Event: B&DCL Div 4

PDF Excel

Opponent	Rating	Result
Femi Oloyede	1590	1 - 0
Roger D Howell	1443	0 - 1
Michael N Davidson	1458	1 - 0
Thomas Trach	1705	0 - 1
Paul A Bland	1555	½ - ½
George A Wright	1509	½ - ½
Finn Schell	1250	0 - 1

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

1444 = (10510 + 400 * (2 - 3)) / 7)