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Individual Calculations September 2011 |
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| Riascos, Guillermo Total change: -37.80 | |   |
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| IRT Semifinal Nacional de Mayores Absoluto 2011 | Santa Rosa de Cabal | COL | 2011-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 1914 | 0.00 | 2 | -0.34 | 30 | -10.20 | |
|  Garavito, Miguel Angel | | | 2249 | COL | 0.00 | 1 | -0.12 | 30 | -3.60 | |  Perez, Elkin Dario | | | 2135 | COL | 0.00 | 1 | -0.22 | 30 | -6.60 | |
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) | | | | Festival IRT Internacional Feria de las Flores 2011 Inmemoriam MI Carlos Cuartas (El Mago) | Medellin | COL | 2011-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 1914 | 0.00 | 4 | -0.92 | 30 | -27.60 | |
| | Rivera, Ingris | | wm | 2158 | COL | 0.00 | 1 | -0.20 | 30 | -6.00 | | | Vittorino, Carlo Giovanni | f | | 2314 * | COL | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Zapata, Juan Carlos | | | 2130 | COL | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Del Valle, Juan Pablo | | | 1971 | COL | 0.00 | 1 | -0.42 | 30 | -12.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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