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Individual Calculations May 2012 |
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| Machin Rivera, Mark Total change: 19.05 | |   |
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| Torneo de Guaynabo 2012 Abierta | Guaynabo | PUR | 2012-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 2259 | 4.00 | 5 | 1.27 | 15 | 19.05 | |
|  Gonzalez Olivieri, Orlando | | | 1967 | PUR | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Santana, Orlando | | | 2183 | PUR | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Zapata, Alonso | g | | 2479 | PUR | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Montalvo Rosario, Alejandro | m | | 2225 | PUR | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Almedina Ortiz, Edgardo J | f | | 2251 | PUR | 0.50 | 1 | -0.01 | 15 | -0.15 | |
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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