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Individual Calculations October 2008 |
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| Montenegro, Esteban Total change: -35.75 | |   |
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| Campeonato Nacional de Costa Rica 2008 Fase 1 | Moravia | CRC | 2008-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 2061 | 1.50 | 5 | -1.02 | 25 | -25.50 | |
|  Zoghaib, Charbel | | | 1970 | CRC | 0.50 | 1 | -0.12 | 25 | -3.00 | |  Leandro, Jhonny | | | 2124 | CRC | 0.00 | 1 | -0.41 | 25 | -10.25 | | | Granados, Carlos | | | 2201 | CRC | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Peraza, Rafael | | | 2023 | CRC | 0.00 | 1 | -0.55 | 25 | -13.75 | | | Aguilar, Luis | | | 1966 | CRC | 1.00 | 1 | 0.37 | 25 | 9.25 | |
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) | | | | IV Torneo Internacional de Ajedrez Alajuela 2008 | Alajuela | CRC | 2008-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2123 | 2061 | 0.00 | 1 | -0.41 | 25 | -10.25 | |
| | Tapia, Gustavo | | | 2123 | CRC | 0.00 | 1 | -0.41 | 25 | -10.25 | |
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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