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Individual Calculations July 2012 |
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| Perez, Ignacio Total change: -22.80 | |   |
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| 2012 Washington Open | Seatac, Washington | USA | 2012-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2231 | 1.50 | 4 | -1.52 | 15 | -22.80 | |
|  Bishop, Alan | | | 1893 | USA | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Lee, Nathan Y | | | 2109 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Xing, Casey | | | 1993 | USA | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Sen, Samir | | | 2103 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | |
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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