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Individual Calculations April 2008 |
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| Zhang, Juan Total change: 0.00 | |   |
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| Internacional de Alajuela 2007 | Alajuela | CRC | 2007-07-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1981 | 0 | 1.50 | 5 | 0.00 | 1832 | | 0.00 | |
|  Ramirez, Karla | | | 1756 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |  Ugalde, Ronald | | | 2148 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Solano, Agustin | | | 2018 | CRC | 1.00 | 1 | 0.00 | | 0.00 | | | Iraheta, Rafael | | | 1955 | ESA | 0.00 | 1 | 0.00 | | 0.00 | | | Peraza, Rafael | | | 2030 | CRC | 0.50 | 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) | | | | IV International Tournament Arnoldo Tenorio in Memoriam 2007 | Granada | NCA | 2007-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2054 | 0 | 1.00 | 3 | 0.00 | 1929 | | 0.00 | |
| | Alvarado, Dizan | | | 2080 | CRC | 0.50 | 1 | 0.00 | | 0.00 | | | Arias, Lemmys A. | f | | 2293 | ESA | 0.00 | 1 | 0.00 | | 0.00 | | | Maltes, Sadrac | | | 1788 | CRC | 0.50 | 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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