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Individual Calculations January 2013 |
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| Contreras, Henry Total change: 38.40 | |   |
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| IRT Campeonato Bolivariano de Ajedrez 2012 | Bogota | COL | 2012-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2191 | 3.00 | 7 | -0.34 | 15 | -5.10 | |
|  Cordova, Emilio | g | | 2568 | PER | 0.00 | 1 | -0.09 | 15 | -1.35 | |  Guerrero, Hernando | | | 1919 | COL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Velez Alvarez, Laura Camila | | | 1791 * | COL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Gallego Alcaraz, Andres Felipe | m | | 2408 | COL | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Prado, Leonardo | | | 1888 | COL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Alarcon Casellas, Rolando | m | | 2483 | CUB | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Fernandez Reyes, Lisandro | f | | 2365 | CUB | 0.00 | 1 | -0.27 | 15 | -4.05 | | | * 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) | | | | III ITT JAHV McGREGOR | Bogota | COL | 2012-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2191 | 7.00 | 9 | 2.90 | 15 | 43.50 | |
| | Quintero, Raul | | | 1994 | COL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Kjartansson, Gudmundur | m | | 2404 | ISL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Pabon Sarmiento, Juan Pablo | | | 1952 | COL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Ramirez Buitrago, Diego Mauric | | | 1991 | COL | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Lopez Idarraga, Daniel Eduardo | | | 2042 | COL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Dobrov, Vladimir | g | | 2516 | RUS | 1.00 | 1 | 0.87 | 15 | 13.05 | | | Fernandez, Fernando | | | 2310 | PER | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Cordova, Emilio | g | | 2568 | PER | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Mendoza, Rafael | f | | 2341 | COL | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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) | | |
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