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Individual Calculations July 2023 |
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| Echavarria, Marilyn Daniela Total change: -18.20 | |   |
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| IRT Primera Categoria Jorge Aristizabal 2023 | Medellin | COL | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1500 | 3.00 | 7 | 0.03 | 20 | 0.60 | |
|  Montoya Echeverri, Sebastian | | | 1916 | COL | 0.00 | 1 | -0.07 | 20 | -1.40 | |  Cabrera Novoa, Roxana | | | 1160 | COL | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Ruiz Salazar, Yuliana Liseth | | | 1418 | COL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Osorio Ocampo, John | | | 1763 | COL | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Tobon, Sebastian | | | 1785 | GER | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Ramirez Montoya, Jorge A | | | 1773 | COL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Lucio Pinzon, Santiago | | | 1140 | COL | 0.50 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | IRT Campeonato Nacional Amateur 2023 Categoria Sub-1700 Femenino | Medellin | COL | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1500 | 1.50 | 4 | -0.94 | 20 | -18.80 | |
| | Bastidas, Carina | | | 1315 | COL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Guerra Verano, Diana | | | 1635 | COL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Avella Munoz, Andrea | | | 1457 | COL | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Cardona, Marisol | | | 1234 | COL | 0.00 | 1 | -0.82 | 20 | -16.40 | |
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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