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Individual Calculations September 2023 |
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| Betancourt, Juan Carlos Total change: -67.80 | |   |
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| XXX IRT Aficionados Feria de Las Flores Medellin 30 Anios | Medellin | COL | 2023-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1371 | 1730 | 4.50 | 9 | -3.39 | 20 | -67.80 | |
|  Florez Olaya, Oscar David | | | 1330 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Garcia, Mario | | | 1342 | COL | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Giraldo Alvarez, Tomas | | | 1510 | COL | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Figueroa Rincon, Cesar Fabian | | | 1412 | COL | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Martinez Salgado, Gabriela | | | 1286 | COL | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Malagon Malagon, Gabriela | | | 1117 | COL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Zapata Sanchez, Juan Jose | | | 1430 | COL | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Narvaez Berrio, Alexander | | | 1364 | COL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Alzate Velez, Valentin | | | 1545 | COL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | * 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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