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Individual Calculations October 2008 |
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| Zapata Hincapie, Jhon Alexander Total change: -15.15 | |   |
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| IRT GP Barrancabermeja | Barrancabermeja | COL | 2008-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2251 | 2020 | 0.00 | 3 | -0.63 | 15 | -9.45 | |
|  Rojas Barrero, Andres Humberto | | | 2274 | COL | 0.00 | 1 | -0.19 | 15 | -2.85 | |  Ramirez, Carlos | f | | 2258 | COL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Peinado Rincon, Giovanny Alfredo | | | 2222 | COL | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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) | | | | IRT Open Feria de las Flores | Medellin | COL | 2008-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2020 | 1.00 | 3 | -0.38 | 15 | -5.70 | |
| | Arenas, David | m | | 2319 | COL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Segura, John Jairo | | | 1949 | COL | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Lopez Idarraga, Daniel Eduardo | | | 1928 | COL | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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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