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Individual Calculations July 2017 |
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| Perez, Fredy Total change: -24.20 | |   |
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| IRT I TORNEO ABIERTO FIDE 2017 | Guatemala | GUA | 2017-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 2157 | 4.00 | 6 | -1.21 | 20 | -24.20 | |
|  Lopez, Moises Antonio | | | 1782 | GUA | 0.50 | 1 | -0.41 | 20 | -8.20 | |  Perez V., Nelson A. | | | 1827 | GUA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Paiz, Julio | | | 1831 | GUA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Vidaurre B., Fernando | | | 1901 | GUA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Samayoa Gomez, Maria Rene | | | 1757 * | GUA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Godoy C., Miguel Angel | | | 1896 | GUA | 0.50 | 1 | -0.32 | 20 | -6.40 | | | * 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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