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Individual Calculations January 2010 |
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| Contreras, Henry Total change: -1.80 | |   |
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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 |
| 2041 | 2198 | 5.50 | 8 | -0.12 | 15 | -1.80 | |
|  Avella Rosas, Luis Eduardo | | | 1973 | COL | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Lizarazo, Juan Carlos | | | 2059 | COL | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Carrillo, Custodio | | | 1881 | COL | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Barros, Raul | | | 2034 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Otalora, Carlos Eduardo | | | 2064 | COL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Cadena, Gustavo Adolfo | | | 2063 | COL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Sanabria Rangel, Sergio A | | | 2187 | COL | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Rodriguez Mayorga, Julian | | | 2064 | COL | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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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