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Individual Calculations January 2015 |
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| Kaufman, Raymond Total change: 7.80 | |   |
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| Open San Salvador 2014 | San Salvador | ESA | 2014-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2315 | 5.50 | 8 | 0.39 | 20 | 7.80 | |
|  Melara, Moises | | | 1915 * | ESA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ayala, Rolando | | | 1973 | ESA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Martinez Duany, Lelys Stanley | g | | 2484 | CUB | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Marrero Lopez, Yaniet | | wg | 2283 | CUB | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Martinez, Nelson | f | | 2142 | ESA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Sanchez, Jorge | f | | 2078 | PAN | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Iturrizaga Bonelli, Eduardo | g | | 2654 | VEN | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Zepeda, Rafael | | | 2025 | ESA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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