Event: Doncaster Handicap League

PDF Excel

Opponent	Rating	Result
Alan Bramall	145	½ - ½
Andrew Butterworth	160	0 - 1
Peter JE Ackley	190	0 - 1
Peter Catt	137	½ - ½
A David Smart	110	1 - 0
Ismet Berisha	139	½ - ½
Phillip J Battye	132	0 - 1
David P Hatfield	117	1 - 0

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

91 = (1130 + 400 * (2 - 3)) / 8)