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Individual Calculations January 2010 |
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| Pinzon, Jairo David Total change: 13.25 | |   |
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| IRT Open Internacional Navideno Ciudad de Bogota | Bogota Colombia | COL | 2009-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 2119 | 3.50 | 6 | 0.53 | 25 | 13.25 | |
|  Corpus Vanegas, Eugenio | | | 1797 | COL | 1.00 | 1 | 0.13 | 25 | 3.25 | | | Castro, Oscar H | m | | 2369 | COL | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Varon Renteria, Cristian G | | | 1974 | COL | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Rojas Barrero, Andres H | | | 2241 | COL | 1.00 | 1 | 0.67 | 25 | 16.75 | | | Rivera, Alberto | m | | 2356 | CUB | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Salcedo, Diana | | wf | 1974 | COL | 0.00 | 1 | -0.69 | 25 | -17.25 | |
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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