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Individual Calculations October 2008 |
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| De Arco, Luis Carlos Total change: -4.75 | |   |
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| IRT Open Feria de las Flores | Medellin | COL | 2008-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2187 | 4.00 | 8 | -0.19 | 25 | -4.75 | |
|  Zapata, Juan David | | | 1980 | COL | 1.00 | 1 | 0.23 | 25 | 5.75 | |  Fonseca, Carlos Arturo | | | 1999 | COL | 1.00 | 1 | 0.26 | 25 | 6.50 | | | Arenas, David | m | | 2319 | COL | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Santiago, Angel Adolfo | | | 2035 | COL | 0.50 | 1 | -0.20 | 25 | -5.00 | | | Echavarria, Johann | f | | 2367 | COL | 0.50 | 1 | 0.24 | 25 | 6.00 | | | Sanchez, Victor Hugo | | | 2242 | COL | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Posada, Juan Manuel | f | | 2081 | COL | 1.00 | 1 | 0.36 | 25 | 9.00 | | | Zuluaga, Cesar | f | | 2308 | COL | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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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