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Individual Calculations April 2008 |
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| Ancheta, Jorge Total change: -4.35 | |   |
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| Internacional de Alajuela 2007 | Alajuela | CRC | 2007-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 2067 | 1.50 | 4 | -0.29 | 15 | -4.35 | |
|  Ramirez, Karla | | | 1756 | CRC | 1.00 | 1 | 0.14 | 15 | 2.10 | |  Arias, Lemmys | f | | 2293 | ESA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Jimenez, Juan Leon | f | | 2177 | CRC | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Bermudez, Sergio | f | | 2164 | CRC | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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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