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Individual Calculations January 2010 |
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| Zuluaga, Cesar Total change: 29.40 | |   |
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| IV Festival Internacional de Ajedrez ELITE | Bogota (Colombia) | COL | 2009-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 2303 | 6.00 | 9 | 0.64 | 15 | 9.60 | |
|  Manrique, Fernando | | | 2019 | COL | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Sanabria Rangel, Sergio Andres | | | 2187 | COL | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Barrientos, Sergio E | m | | 2468 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Delgado Ramirez, Neuris | g | | 2591 | CUB | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Perez Olarte, Cesar Camilo | | | 2102 | COL | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Dominguez, Miller | | | 1953 | COL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Perez Rodriguez, Luis Manuel | g | | 2511 | CUB | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Univio Sanchez, German | | | 2003 | COL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Alvarez, Javier | | | 2158 | COL | 1.00 | 1 | 0.31 | 15 | 4.65 | |
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 Open de LAS AMERICAS | Medellin | COL | 2009-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2290 | 4.50 | 7 | 0.07 | 15 | 1.05 | |
| | Gomez Loaiza, Jhon Fredy | | | 1955 | COL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Castaneda, Jhon David | | | 2132 | COL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Santos Flores, Alberto | m | | 2337 | ECU | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Sanabria Rangel, Sergio Andres | | | 2187 | COL | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Cupaban Bautista, Sergio Alejan | | | 1999 | COL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Torres, Juan Camilo | | | 2204 | COL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Medina Paz, Miguel | | | 2439 | ECU | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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 Open Internacional Navideno Ciudad de Bogota | Bogota Colombia | COL | 2009-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 2290 | 6.00 | 7 | 1.25 | 15 | 18.75 | |
| | Tirado, Juan Camilo | | | 2015 | COL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Guerrero, Hernando | | | 1987 | COL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Remicio Duque, John H | f | | 2108 | COL | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Ramirez Daza, Diego | | | 2117 | COL | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Castro, Oscar H | m | | 2369 | COL | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Becerra, Juan David | | | 2249 | COL | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Sanabria Rangel, Sergio A | | | 2187 | COL | 1.00 | 1 | 0.36 | 15 | 5.40 | |
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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