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Individual Calculations April 2009 |
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| Larrachea Formas, Enrique Total change: -6.75 | |   |
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| Semifinal Nacional Zona Sur 2009 | Penco | CHI | 2009-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2300 | 1.00 | 2 | -0.45 | 15 | -6.75 | |
|  Rioseco Pinochet, Fernan Luis | | | 2235 | CHI | 0.00 | 1 | -0.59 | 15 | -8.85 | |  Salinas Herrera, Pablo Patricio | | | 1988 | CHI | 1.00 | 1 | 0.14 | 15 | 2.10 | |
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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