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Individual Calculations July 2015 |
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| Ducuara Alape, Ronaldo Total change: 10.40 | |   |
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| V Open de Ajedrez Ciudad de Ortega | Ortega | COL | 2015-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1607 | 1.50 | 4 | 0.26 | 40 | 10.40 | |
|  Sanchez, Sebastian Felipe | m | | 2007 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gomez Barrero, Sergio | | | 2007 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Pinillo Canon, Silvana | | | 1595 | COL | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Ortega, Rosendo | | | 1567 | COL | 1.00 | 1 | 0.44 | 40 | 17.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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