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Individual Calculations April 2008 |
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| Villalba, Marcelo Total change: 13.95 | |   |
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| IV Sudamericano Sub 14 Abs | Federacion, Entre Rios | ARG | 2007-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1817 | 2.00 | 3 | 0.93 | 15 | 13.95 | |
|  Mendoza, Rodrigo | | | 1973 | BOL | 1.00 | 1 | 0.71 | 15 | 10.65 | |  Ciruzzi, Luciano | | | 1940 | ARG | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Gonzalez, Mauro | | | 1855 | ARG | 0.50 | 1 | 0.05 | 15 | 0.75 | |
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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