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Individual Calculations July 2023 |
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| Tobon, Sebastian Total change: -9.60 | |   |
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| IRT Primera Categoria Jorge Aristizabal 2023 | Medellin | COL | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1785 | 3.50 | 6 | -0.46 | 40 | -18.40 | |
|  Martinez A., Miguel Angel | | | 1383 | COL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Ospina Castro, Santiago | | | 2005 | COL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Martinez Serna, Juan Esteban | | | 1626 | COL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Echavarria, Marilyn Daniela | | | 1500 | COL | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Gonzalez Zapata, Julian David | | | 1767 | COL | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Paniagua, Fabio De Jesus | | | 1599 | COL | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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) | | | NOTE: K factor changed | | IRT Campeonato Nacional Amateur 2023 Categoria Sub-2000 Absoluto | Medellin | COL | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1785 | 3.50 | 7 | 0.44 | 20 | 8.80 | |
| | Ramos Ariza, Juan Manuel | | | 1996 | COL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Caicedo Anguila, Juliana | | | 1706 | COL | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Bermudez, Edilson Enrique | | | 1721 | COL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Montoya Diaz, Cesar Augusto | | | 1993 | COL | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Orrego Salazar, Gustavo | | | 1956 | COL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Negron Lizarazo, Juan Sebastian | c | | 1555 | COL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Olarte Ospina, Manuel | | | 1906 | COL | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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