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Individual Calculations April 2009 |
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| Rivera Rojas, Jose Total change: -8.85 | |   |
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| COPA INTERCLUBES ENDESA-FUNDACION CHILENA DE AJEDREZ 2007 | Santiago | CHI | 2007-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 2066 | 1.00 | 2 | -0.59 | 15 | -8.85 | |
|  Lopez Gonzalez, Juan | | | 1756 | CHI | 1.00 | 1 | 0.14 | 15 | 2.10 | |  Tossi Duhamel, Claudio | | | 1889 | CHI | 0.00 | 1 | -0.73 | 15 | -10.95 | |
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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