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Individual Calculations May 2010 |
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| Rojas Mena, Jhann Carlos Total change: -11.00 | |   |
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| Campeonato Nacional U-20 | Ciudad de Huanuco | PER | 2010-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1887 | 1.00 | 3 | -0.44 | 25 | -11.00 | |
|  Altamirano, Ricardo | | | 2067 | PER | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Cuenca Celis, Caleb | | | 1503 | PER | 1.00 | 1 | 0.09 | 25 | 2.25 | |  Chiarot, Cesar | | | 2066 | PER | 0.00 | 1 | -0.27 | 25 | -6.75 | |
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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