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Individual Calculations May 2015 |
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| Bogantes Robleto, Karina Total change: 20.20 | |   |
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| VI Torneo Internacional de Alajuela 2015 | Alajuela | CRC | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1909 | 1619 | 2.00 | 6 | 1.01 | 20 | 20.20 | |
|  Miller Matute, Marlon Eduardo | f | | 1825 | HON | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Solis L., Efren A. | | | 2019 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Alvarez Mora, Jorge Mario | | | 1873 | CRC | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Gonzalez Acosta, Jaime Roy | | | 2019 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Quesada Campos, Jordi Alessandre | | | 1873 | CRC | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Calvo Gutierrez, Luis Guillermo | | | 1845 | CRC | 1.00 | 1 | 0.79 | 20 | 15.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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