Event: Doncaster Handicap League

PDF Excel

Opponent	Rating	Result
Phillip J Battye	135	½ - ½
John Smart	134	½ - ½
Andrew Butterworth	170	0 - 1
John P Mainwaring	136	½ - ½
Peter Catt	137	0 - 1
Tony Pogson	155	½ - ½
Farrell P Clifford	138	½ - ½
Phillip J Battye	132	1 - 0

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

92 = (1137 + 400 * (1 - 2)) / 8)