Event: Hillingdon Div 2

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Opponent	Rating	Result
Austin Ivan	1759	½ - ½
Bharath Jayakumar	1497	0 - 1
Greg J Breed	1822	0 - 1
Ian W Salisbury	1838	0 - 1
Jim I Wrigglesworth	1447	1 - 0
Alex Lushpa	1525	0 - 1
David A Stott	1461	½ - ½
David Knight	1685	0 - 1

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

1429 = (13034 + 400 * (1 - 5)) / 8)