Event: Easter junior rapidplay

PDF Excel

Opponent	Rating	Result
Prem C Shah	1136	0 - 1
Shlok Lath	1029	0 - 1
Lawrence Waller	319	1 - 0
Harry Chan	922	0 - 1
Ayush Bansal	997	0 - 1

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

641 = (4403 + 400 * (1 - 4)) / 5)