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Individual Calculations July 2013 |
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| Lizarazo Arango, Juan Carlos Total change: -13.20 | |   |
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| IRT Copa UDI Ajedrez Santander 2013 | Bucaramanga | COL | 2013-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 2097 | 3.50 | 6 | -0.88 | 15 | -13.20 | |
|  Suarez Pinto, Sergio Rafael | | | 1761 | COL | 0.50 | 1 | -0.38 | 15 | -5.70 | | | Pico Caicedo, Ruben Dario | | | 1900 | COL | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Martinez, Jorge Alexander | | | 2174 | COL | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Rico Hernandez, Edgar | | | 1887 | COL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Herrera Perez, Martin Steven | | | 1939 | COL | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Jaimes, Fredy Alexander | | | 1766 | COL | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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