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Individual Calculations May 2011 |
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| Guerrero, Rosa Total change: -8.25 | |   |
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| CAMPEONATO NACIONAL DE AJEDREZ CATEGORIA U-15 FEMENINA 2011 | Guayaquil | ECU | 2011-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1581 | 1448 | 1.00 | 4 | -0.33 | 25 | -8.25 | |
|  Villarroel, Sofia | | | 1357 | ECU | 1.00 | 1 | 0.38 | 25 | 9.50 | |  Diaz Alarcon, Maria Fernanda | | | 1701 | ECU | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Llamuca, Angely | | | 1587 | ECU | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Castillo Izquierdo, Anahi | | | 1680 | ECU | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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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