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Individual Calculations December 2015 |
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| Zazueta Martinez, Nadir Total change: -14.40 | |   |
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| Jugando en Concreto 2015 Primera Fuerza | Villahermosa, Tabasco | MEX | 2015-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 1933 | 0.50 | 4 | -0.36 | 40 | -14.40 | |
|  Obregon Rivero, Juan Carlos | m | | 2333 * | CUB | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Garcia Guerrero, Isaac Antonio | f | | 2261 | MEX | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Parkhurst Casas, Miriam | | wf | 1885 | MEX | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Rodriguez Rivera, Pedro | f | | 2333 * | CUB | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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