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Individual Calculations February 2015 |
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| Foisor, Sabina Total change: 11.60 | |   |
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| 2015 Gulf Coast New Year's Open | Fort Myers, Florida | USA | 2015-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2286 | 3.50 | 5 | 0.31 | 20 | 6.20 | |
|  Daly, Chaz | | | 2099 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | |  Yanovsky, Vlad | | | 2047 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Brito Valdes, Santiago Jose | c | | 2194 | CUB | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Moradiabadi, Elshan | g | | 2569 | IRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Bekkedahl, Zachary | | | 1971 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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) | | | | 2015 DCC FIDE Open I | Richardson, Texas | USA | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2286 | 3.50 | 5 | 0.27 | 20 | 5.40 | |
| | Han, Qiyu | | | 1886 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kirumaki, Ronit | | | 1886 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kelly, Joey M | | | 1886 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Xiong, Jeffery | m | | 2476 | USA | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Kadric, Denis | m | | 2506 | BIH | 0.00 | 1 | -0.22 | 20 | -4.40 | | | * 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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