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Individual Calculations April 2020 |
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| Campos Perilla, Sergio Felipe Total change: -13.60 | |   |
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| Campeonato Nacional Abierto Grand Prix de Mayores 1 y Selectivo Nacional 1 Sub12, 14, 16, 18 de 2020 | Medellin | COL | 2020-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1457 | 1378 | 3.50 | 9 | -0.34 | 40 | -13.60 | |
|  Zapata, Juan Carlos | | | 1778 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bonilla Barreiro, Maria Jose | | | 1108 | COL | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Hoyos Garces, Rosana | | wc | 1778 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alzate Henao, Carolina | | | 1024 | COL | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Gomez Vasquez, Laura Sofia | | | 1735 | COL | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Gomez Rondon, Samuel | | | 1759 | COL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Lopez Rayo, Isabella | | wc | 1685 | COL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Montoya Echeverri, Sebastian | | | 1196 | COL | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Cabrera Novoa, Roxana | | | 1049 | COL | 0.00 | 1 | -0.88 | 40 | -35.20 | | | * 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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