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Individual Calculations May 2015 |
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| Huertas Badilla, Allan Total change: -12.80 | |   |
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| VI Torneo Internacional de Alajuela 2015 | Alajuela | CRC | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1573 | 1831 | 0.50 | 1 | -0.32 | 40 | -12.80 | |
|  Ramirez Almeciga, Yenny Melissa | | | 1573 | CRC | 0.50 | 1 | -0.32 | 40 | -12.80 | |
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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