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Individual Calculations January 2009 |
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| Castro, Oscar H Total change: -9.10 | |   |
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| IRT Nacional Inter-Empresas 2008 | Bogota | COL | 2008-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2217 | 2395 | 4.50 | 6 | 0.22 | 10 | 2.20 | |
|  Perez Olarte, Cesar Camilo | | | 2083 | COL | 1.00 | 1 | 0.14 | 10 | 1.40 | |  Garavito, Miguel Angel | | | 2157 | COL | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Ossa, Orlando | | | 2314 | COL | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Arenas, David | m | | 2323 | COL | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Mosquera, Miguel | m | | 2372 | COL | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Pulido, Diana Marcela | | | 2052 | COL | 1.00 | 1 | 0.12 | 10 | 1.20 | |
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 U Central | Bogota | COL | 2008-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2251 | 2395 | 6.50 | 9 | 0.36 | 10 | 3.60 | |
| | Becerra, Juan David | | | 2142 | COL | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Diaz, Jaime Walter | | | 2246 | COL | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Pena Duarte, Fabian Dario | | | 2086 | COL | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Prieto, Ernesto | | | 2181 | COL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Rojas Barrero, Andres H | | | 2253 | COL | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Gallego, Andres Felipe | | | 2365 | COL | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Zuluaga, Cesar | f | | 2320 | COL | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Melgosa, Marcio | | | 2292 | COL | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Mosquera, Miguel | m | | 2372 | COL | 0.50 | 1 | -0.03 | 10 | -0.30 | |
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) | | | | Torneo IRT OPEN DE LAS AMERICAS | Medellin | COL | 2008-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2395 | 5.50 | 8 | -0.06 | 10 | -0.60 | |
| | Montoya Diez, Cesar Augusto | | | 2125 | COL | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Montenegro Torres, Carlos | f | | 2206 | ECU | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Torres, Juan Camilo | | | 2103 | COL | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Zapata Cuartas, Juan Carlos | | | 2180 | COL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Montenegro, Juan Rolando | | | 2159 | COL | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Vittorino, Carlo | f | | 2342 | COL | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Delgado Ramirez, Neuris | g | | 2549 | CUB | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Tovio, Israel | | | 2242 | COL | 1.00 | 1 | 0.30 | 10 | 3.00 | |
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) | | | | ITT Sheraton Mendoza 2008 | Mendoza | ARG | 2008-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2315 | 2395 | 4.00 | 9 | -1.43 | 10 | -14.30 | |
| | Herrera, Martin | | | 2190 | ARG | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Salguero, Francisco | f | | 2336 | ARG | 0.00 | 1 | -0.58 | 10 | -5.80 | | | Lopez Silva, Hugo | | | 2378 | CHI | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Perez Ponsa, Federico | f | | 2363 | ARG | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Van Riemsdijk, Herman C. | m | | 2404 | BRA | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Real De Azua, Ernesto | m | | 2413 | ARG | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Zuriel, Marisa | | wm | 2189 | ARG | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Luconi, Cristian | | | 2300 | ARG | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Granara Barreto, Sebastian | f | | 2260 | URU | 0.50 | 1 | -0.18 | 10 | -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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