Event: Division 2

PDF Excel

Opponent	Rating	Result
Peter E Chaplin	1997	0 - 1
John W Kilmister	1728	0 - 1
Michael Jennings	1496	1 - 0
Hendrik Wessels	0	0 - 1
Mike Roberts	1523	1 - 0
Golf Sookphanich	1749	0 - 1
Robert Lowery	1480	0 - 1

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

1253 = (9973 + 400 * (2 - 5)) / 7)