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Individual Calculations October 2008 |
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| Aponte Castillo, Jose Ernesto Total change: -13.65 | |   |
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| IRT Open Feria de las Flores | Medellin | COL | 2008-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2151 | 1.50 | 4 | -0.91 | 15 | -13.65 | |
|  Segura, John Jairo | | | 1949 | COL | 1.00 | 1 | 0.24 | 15 | 3.60 | |  Barrientos, Sergio E | m | | 2418 | COL | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Castro, Natalia Patricia | | | 2007 | COL | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Granada, Angie | | | 1934 | COL | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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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