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Individual Calculations September 2009 |
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| Perez Arroyave, Damian Total change: -19.25 | |   |
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| IRT GP Feria de las Flores ELITE | Medellin | COL | 2009-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1927 | 2.00 | 7 | -0.77 | 25 | -19.25 | |
|  Guerrero Fandino, Gustavo | | | 2131 | COL | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Barreiro, Frank | | | 2087 | COL | 0.00 | 1 | -0.29 | 25 | -7.25 | |  Lizarazo, Juan Carlos | | | 2058 | COL | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Carvajal Montoya, Juan Camilo | | | 1937 | COL | 1.00 | 1 | 0.51 | 25 | 12.75 | | | Rendon, Daniel | | | 2054 | COL | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Lombana, Juan Camilo | | | 2014 | COL | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Zapata, Olga Maria | | | 1763 | COL | 1.00 | 1 | 0.28 | 25 | 7.00 | |
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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