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Individual Calculations January 2011 |
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| Arias, Juan Cruz Total change: 13.75 | |   |
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| VII Sudamericano de la juventud 2010 - Sub - 14 Absoluto | Sucre - Bolivia | BOL | 2010-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1728 | 1.50 | 4 | 0.55 | 25 | 13.75 | |
|  Puppi Lazo, Jorge Luis | | | 1853 | PER | 1.00 | 1 | 0.67 | 25 | 16.75 | | | Quispe, Juan Gabriel | | | 1916 | BOL | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Fernandez Perez, Jorge Andres | | | 2000 | PER | 0.00 | 1 | -0.17 | 25 | -4.25 | |  Fuentes Parra, Victor Ignacio | | | 1978 | CHI | 0.50 | 1 | 0.31 | 25 | 7.75 | |
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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