Event: D&DCL Div 2

PDF Excel

Opponent	Rating	Result
Anthony L Natt	1833	0 - 1
Philip Sheldon	1660	0 - 1
Peter M Collins	1735	1 - 0
Kevin J Gallagher	1705	1 - 0
Tomasz D Adamski	1720	0 - 1
George K Heath	1308	1 - 0
Graham J Pace	1503	1 - 0

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

1695 = (11464 + 400 * (4 - 3)) / 7)