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Individual Calculations May 2015 |
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| Castro Ulloa, Rolando Total change: 9.60 | |   |
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| VI Torneo Internacional de Alajuela 2015 | Alajuela | CRC | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1716 | 2.00 | 6 | 0.24 | 40 | 9.60 | |
|  Rodriguez Arrieta, Maria Elena | | wm | 1931 | CRC | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Gonzalez Acosta, Jaime Roy | | | 2025 | CRC | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Martinez Acuna, Huber | | | 1948 | CRC | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Ramirez Almeciga, Yenny Melissa | | | 1573 | CRC | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Blandon, Jaime | | | 1911 | ESA | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Chaves Sanchez, Gabriel A | | | 1922 | CRC | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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