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Individual Calculations January 2018 |
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| Ledesma, Israel Total change: -14.00 | |   |
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| IRT Sub 2200 Copa Gualeguaychu 2017 | Gualeguaychu | ARG | 2017-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1872 | 1.50 | 4 | -0.81 | 20 | -16.20 | |
|  Ayala, Marcelo | | | 2143 | ARG | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Cicognini, Jose. | | | 1792 | ARG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Hernandez, Mario | | | 1739 | ARG | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Dorrego, Alberto | | | 1578 | ARG | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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 Abierto Copa Entre Rios 2017 | Villaguay | ARG | 2017-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1872 | 3.50 | 6 | 0.11 | 20 | 2.20 | |
| | Lorenzini, Martin | g | | 2272 * | ARG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Yujnovsky, German | | | 1653 | ARG | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Gonzalez, Rodolfo | | | 1688 | ARG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Zamora, Martin | | | 1915 | VEN | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Rodriguez., Julio | | | 1687 | ARG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Cicognini, Jose. | | | 1792 | ARG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | * 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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