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Individual Calculations January 2009 |
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| Reyes, Jheremy Total change: -20.25 | |   |
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| IRT Open Internacional U Central | Bogota | COL | 2008-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 2108 | 2.50 | 6 | -0.81 | 25 | -20.25 | |
|  Vittorino, Carlo | f | | 2342 | COL | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Aragon Aviles, Sandra | | | 1758 | COL | 0.50 | 1 | -0.39 | 25 | -9.75 | | | Nunez, Gustavo Eduardo | f | | 2186 | COL | 0.00 | 1 | -0.39 | 25 | -9.75 | |  Ossa, Juan Sebastian | | | 1865 | COL | 1.00 | 1 | 0.20 | 25 | 5.00 | | | Ramirez, Carlos | f | | 2284 | COL | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Perez, Laura | | | 1914 | COL | 1.00 | 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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