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Individual Calculations October 2008 |
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| Alfaro Guillen, Jose Raul Total change: 0.00 | |   |
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| IV Torneo Internacional de Ajedrez Alajuela 2008 | Alajuela | CRC | 2008-07-09 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2171 | 0 | 1.00 | 5 | 0.00 | 1931 | | 0.00 | |
|  Almeida Criollo, Jefferson | | | 2225 | ECU | 0.00 | 1 | 0.00 | | 0.00 | | | Prieto, Ernesto | | | 2156 | COL | 0.00 | 1 | 0.00 | | 0.00 | |  Perez, Osniel | | | 2268 | CUB | 0.00 | 1 | 0.00 | | 0.00 | | | Cabrera, Marco A | | | 2065 | CRC | 1.00 | 1 | 0.00 | | 0.00 | | | Simplina, Pancho | | | 2143 | NCA | 0.00 | 1 | 0.00 | | 0.00 | |
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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