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Individual Calculations October 2008 |
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| Zapata, Juan David Total change: -10.80 | |   |
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| IRT Open Feria de las Flores | Medellin | COL | 2008-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2105 | 1980 | 1.00 | 5 | -0.72 | 15 | -10.80 | |
|  De Arco, Luis Carlos | | | 2187 | COL | 0.00 | 1 | -0.23 | 15 | -3.45 | |  Otalora, Carlos E | | | 2099 | COL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Ortegon Villacorte, Linda Daniela | | | 1815 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Clavijo Usuga, Jose Luis | | | 2135 | COL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Vasquez Ramirez, Rocio | | wm | 2288 | ECU | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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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