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Individual Calculations January 2015 |
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| Ortez, Andrea Total change: 29.20 | |   |
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| Open San Salvador 2014 | San Salvador | ESA | 2014-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1652 | 1.50 | 5 | 0.73 | 40 | 29.20 | |
|  Lorenzana, Wilson Estuardo | m | | 2052 * | GUA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alvarez, Carlos | | | 2029 | ESA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Murillo, Victor M. | | | 1896 | ESA | 1.00 | 1 | 0.80 | 40 | 32.00 | |  Ayala, Rolando | | | 1973 | ESA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Sanchez, David | | | 1828 | ESA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | * 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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