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Individual Calculations July 2011 |
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| Perez, Ignacio Total change: 6.15 | |   |
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| 2011 Washington Open | Renton, Washington | USA | 2011-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 2226 | 2.50 | 3 | 0.41 | 15 | 6.15 | |
|  Pitre, H G | | | 1982 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Wang, Michael | | | 2085 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Pendergast, Michael | | | 2151 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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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