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Individual Calculations September 2012 |
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| Rivera, Gerson Total change: -57.00 | |   |
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| XXIII Festival Panamericano de Ajedrez de la Juventud Open Sub 12 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1552 | 1784 | 2.00 | 5 | -1.90 | 30 | -57.00 | |
|  Ramos Guevara, Gerald | | | 1384 * | PER | 1.00 | 1 | 0.08 | 30 | 2.40 | |  Vasquez Jimenez, Cristhian | | | 1614 | PER | 0.50 | 1 | -0.22 | 30 | -6.60 | | | Bedon, Kevin | | | 1643 | ECU | 0.00 | 1 | -0.69 | 30 | -20.70 | | | Apaza Quispe, Nick Antonio | | | 1533 | PER | 0.50 | 1 | -0.31 | 30 | -9.30 | | | Caceres Recalde, Gonzalo | | | 1584 | ARG | 0.00 | 1 | -0.76 | 30 | -22.80 | | | * 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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