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Individual Calculations May 2012 |
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| Ninahuaman, Efren Total change: -51.30 | |   |
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| VII Open IRT Club Magdalena | Lima | PER | 2011-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 2092 | 2.50 | 5 | -1.71 | 30 | -51.30 | |
|  Ugarelli, Juan | | | 1692 * | PER | 1.00 | 1 | 0.08 | 30 | 2.40 | |  Orbegozo, Axel | | | 1781 | PER | 0.00 | 1 | -0.86 | 30 | -25.80 | | | Murga, Caleb | | | 1713 | PER | 0.00 | 1 | -0.91 | 30 | -27.30 | | | Escalante Ramirez, Brian Sebast | | | 1880 | PER | 0.50 | 1 | -0.27 | 30 | -8.10 | | | Bernales, Oscar | | | 1902 | PER | 1.00 | 1 | 0.25 | 30 | 7.50 | | | * 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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