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Individual Calculations January 2024 |
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| Velazquez Rivera, Pedro J. Total change: 17.20 | |   |
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| Copa Del Descubrimiento 2023 | Aguadilla | PUR | 2023-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1717 | 2.00 | 3 | 1.01 | 20 | 20.20 | |
|  Ayala Sanchez, Abnel | | | 1954 | PUR | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Concepcion Lopez, Juan Miguel | | | 1794 | PUR | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Aneses Bocanegra, Omar | | | 1792 | PUR | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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) | | | | Clasico Eugenio Maria de Hosto-Clase A | Mayaguez | PUR | 2023-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1719 | 2.00 | 4 | -0.15 | 20 | -3.00 | |
| | Gerena Rivas, Eliam | f | | 2145 | PUR | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Vales Quinones, Pedro I. | | | 1535 | PUR | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Matos Santoni, Gamalier | | | 1776 | PUR | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Pedrosa Rivera, Joshua | | | 1319 * | PUR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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