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Individual Calculations September 2010 |
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| Ospina, Carl Erik Total change: -16.25 | |   |
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| Torneo IRT Internacional de Ajedrez Charala | Charala | COL | 2010-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1959 | 1.00 | 4 | -0.65 | 25 | -16.25 | |
|  Sanchez, Sebastian Felipe | | | 2165 | COL | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Martinez, Jorge Alexander | | | 2160 | COL | 0.00 | 1 | -0.24 | 25 | -6.00 | |  Carreno A, Jhonatan Roberto | | | 1690 | COL | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Cadena, Gustavo Adolfo | | | 2076 | COL | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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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