Individual Calculations April 2008 |
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Arroyo, Luis Total change: -3.00 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Internacional de Alajuela 2007 | Alajuela | CRC | 2007-07-11 |
Rc | Ro | w | n | change | K | K*chg | Game |
2258 | 2021 | 0.50 | 3 | -0.12 | 25 | -3.00 | |
| Arias Santana, Mauricio | m | | 2285 | CRC | 0.00 | 1 | -0.18 | 25 | -4.50 | | Urbina, Ricardo | m | | 2272 | HON | 0.50 | 1 | 0.31 | 25 | 7.75 | | Fonseca, Jose Luis | | | 2217 | NCA | 0.00 | 1 | -0.25 | 25 | -6.25 | | 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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