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Individual Calculations September 2011 |
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| Barros, Raul Junior Total change: 97.05 | |   |
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| CAMPEONATO PANAMERICANO U-20 ABSOLUTO | Duran | ECU | 2011-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 2111 | 4.50 | 9 | -0.76 | 15 | -11.40 | |
|  Rivera Ochoa, Byron | | | 1711 * | ECU | 0.50 | 1 | -0.42 | 15 | -6.30 | |  Vera Siguenas, Deivy | f | | 2378 | PER | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Jerves, Carlos | | | 1790 | ECU | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Ortiz Ortiz, Francisco | | | 1711 * | ECU | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Barbosa, Evandro Amorim | f | | 2343 | BRA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Palma Moscoso, Alvaro Dario | | | 2140 | ECU | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Galls Aguirre, Jorge | | | 1906 | ECU | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Leon Calderon, Jonathan | | | 2132 | ECU | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Palacios Zambrano, Victor | | | 2133 | ECU | 0.50 | 1 | 0.03 | 15 | 0.45 | | | * 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) | | | | IRT Semifinal Nacional de Mayores Absoluto 2011 | Santa Rosa de Cabal | COL | 2011-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2304 | 2111 | 5.00 | 9 | 2.73 | 15 | 40.95 | |
| | Zuluaga, Cesar | f | | 2359 | COL | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Tovio, Israel | f | | 2297 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Castro, Oscar H | m | | 2369 | COL | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Becerra, Juan David | | | 2268 | COL | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Guerrero, Juan Carlos | m | | 2240 | COL | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Chavarro, Hugo | | | 2327 | COL | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Ruiz Aguilar, Pablo Alexander | f | | 2277 | COL | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Martinez, Cristian | | | 2247 | COL | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Panesso Rivera, Henry | m | | 2351 | COL | 0.00 | 1 | -0.20 | 15 | -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) | | | | XXII Torneo Panamericano de Ajedrez de la Juventud 2011 U-16 Absoluto | Cali | COL | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 2127 | 6.00 | 7 | 1.13 | 15 | 16.95 | |
| | Alarcon Careaga, Gustavo | | | 1862 | CHI | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Ccahua, Alexander | | | 1734 | PER | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Zuleta, Juan Esteban | | | 1804 | COL | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Jaramillo Ochoa, Mateo | | | 1925 | COL | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Martinez Romero, Martin | | | 2235 | COL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Duran Vega, Andres | | | 1978 | CRC | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Gascon, Jose Rafael | | | 2161 | VEN | 1.00 | 1 | 0.55 | 15 | 8.25 | |
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) | | | | 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 |
| 2238 | 2127 | 4.50 | 8 | 1.69 | 15 | 25.35 | |
| | Maldonado Barrera, Lina Eulalia | | | 1831 | COL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Rios, Alejandro | m | | 2350 | COL | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Castano, Henry Augusto | | | 2300 | COL | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Galarza, Polo | | | 2297 | ECU | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Martinez, Julian | | | 2201 | COL | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Marin, Sebastian | | | 2337 | COL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Espinoza Palomino, Willyam | f | | 2259 | PER | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Vittorino, Carlo Giovanni | f | | 2326 | COL | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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) | | | | IRT de Verano Ciudad de Bogota | Bogota | COL | 2011-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2184 | 2127 | 5.50 | 9 | 1.68 | 15 | 25.20 | |
| | Lozano, Nestor Favian | | | 1867 | COL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Acosta, Alejandro | m | | 2335 | COL | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Corrales, Isis Johanna | | | 1995 | COL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Ruiz Aguilar, Pablo Alexander | f | | 2277 | COL | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Perez Olarte, Cesar Camilo | | | 2252 | COL | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Zuluaga, Cesar | f | | 2359 | COL | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Ramirez, Carlos | f | | 2316 | COL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Barros, Raul | | | 1987 | COL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Becerra, Juan David | | | 2268 | COL | 0.00 | 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) | | |
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