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Individual Calculations May 2012 |
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| Rojas Guevara, David Total change: 3.60 | |   |
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| I Torneo Internacional "Ciudad de Piura" | PIURA | PER | 2012-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 1995 | 1.00 | 3 | 0.12 | 30 | 3.60 | |
|  Arotoma Pablo, Danilo Ivan | | | 2158 | PER | 0.50 | 1 | 0.22 | 30 | 6.60 | |  Angulo, Alberto | | | 2065 | PER | 0.00 | 1 | -0.40 | 30 | -12.00 | | | Robbiano Taboada, Carlo | | | 2235 | PER | 0.50 | 1 | 0.30 | 30 | 9.00 | |
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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