Event: 560 Max

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Opponent	Rating	Result
Harry Evans	158	½ - ½
Tim A Lane	161	1 - 0
Philip C Maybury	137	1 - 0
Steve F Tarr	148	1 - 0
Harry Evans	158	½ - ½
Tim A Lane	161	½ - ½
Philip C Maybury	137	½ - ½
Steve F Tarr	148	1 - 0

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

351 = (1208 + 400 * (4 - 0)) / 8)