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Individual Calculations April 2009 |
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| Ospina Loaiza, Jhonny Total change: -39.00 | |   |
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| IRT X Open Feria de Cali ELITE | Cali | COL | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2097 | 1.00 | 5 | -1.31 | 25 | -32.75 | |
|  Carvajal, Nolberto | | | 2293 | COL | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Munoz, Jhon Edison | | | 2185 | COL | 0.00 | 1 | -0.38 | 25 | -9.50 | |  Barreiro, Frank | | | 2084 | COL | 0.50 | 1 | -0.02 | 25 | -0.50 | | | Vargas, Mauricio | | | 1965 | COL | 0.00 | 1 | -0.68 | 25 | -17.00 | | | Narvaez, Zamir | | | 2111 | COL | 0.50 | 1 | 0.02 | 25 | 0.50 | |
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) | | | | IRT Departamental Absoluto | Yumbo | COL | 2009-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2292 | 2097 | 0.00 | 1 | -0.25 | 25 | -6.25 | |
| | Ossa, Orlando | | | 2292 | COL | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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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