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Individual Calculations March 2019 |
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| Mejias Nunez, Rafael E. Total change: -8.00 | |   |
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| Copa Amateur del Rio Hondo Chess Club | Bayamon | PUR | 2019-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1844 | 1.50 | 3 | -0.70 | 40 | -28.00 | |
|  Colon Magobet, Richard | | | 1535 | PUR | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Requena Torres, Luis A. | | | 1680 | PUR | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Candelario Fernandez, Jorge L. | | | 1753 | PUR | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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) | | | | II Torneo Abierto de Guaynabo - Grupo A | Guaynabo | PUR | 2019-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1844 | 2.00 | 4 | 0.50 | 40 | 20.00 | |
| | Pinales Roussel, Gabriel | | | 2032 | PUR | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Guzman Freire, Julio | | | 1798 | PUR | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Boggiano Pereira, Miguel A. | | | 1966 | PUR | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Morales Santos, Natasha | | wm | 1955 | PUR | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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) | | |
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