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Individual Calculations September 2011 |
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| Perez Rodriguez, Juan Carlos Total change: 9.00 | |   |
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| IRT Distrital Open de Mayores Julio | Bogota | COL | 2011-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1948 | 2.50 | 5 | 0.30 | 30 | 9.00 | |
|  Pinzon, Jairo David | | | 2173 | COL | 0.50 | 1 | 0.28 | 30 | 8.40 | |  Benavides Moncayo, Olga | | | 1976 | COL | 0.00 | 1 | -0.46 | 30 | -13.80 | | | Ceballos, Diego | | | 2025 | COL | 0.00 | 1 | -0.39 | 30 | -11.70 | | | Gomez, Juan Andres | | | 1880 | COL | 1.00 | 1 | 0.41 | 30 | 12.30 | | | Contreras, Henry Esteban | | | 1918 | COL | 1.00 | 1 | 0.46 | 30 | 13.80 | |
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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