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Individual Calculations April 2008 |
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| Peters, Jack Total change: -4.80 | |   |
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| 25th Annual U.S Amateur Team West | Los Angeles, CA | USA | 2008-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2295 | 2421 | 1.50 | 3 | -0.48 | 10 | -4.80 | |
|  Kong, Liangdeng | m | | 2421 | USA | 0.00 | 1 | -0.50 | 10 | -5.00 | |  Zimbeck, David | | | 2188 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Akopyan, Harutyun | f | | 2277 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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