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Individual Calculations September 2015 |
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| Ortiz, Marcos Total change: -13.00 | |   |
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| V Campeonato Centroamericano de Ajedrez por Equipos | Managua | NCA | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2217 | 1.50 | 4 | -0.65 | 20 | -13.00 | |
|  Tapia, Alexei | | | 2094 | PAN | 0.50 | 1 | -0.17 | 20 | -3.40 | |  Chavez, Ricardo Ernesto | f | | 2253 | ESA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Solano Cuya, Bryan | | | 2149 | CRC | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Quinonez Centeno, Carlos David | f | | 2257 | GUA | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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