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Individual Calculations January 2011 |
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| Purgar, Ivona Total change: 14.85 | |   |
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| World Youth Chess Championships 2010 - Girls under 18 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2092 | 6.00 | 11 | 0.99 | 15 | 14.85 | |
|  Bubanja, Milica | | | 1743 | MNE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Efroimski, Marsel | | wf | 2244 | ISR | 1.00 | 1 | 0.70 | 15 | 10.50 | |  Kazimova, Narmin Nizami Qizi | | wm | 2260 | AZE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Haast, Anne | | wm | 2256 | NED | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Dines, Sheila J | | | 1936 | ENG | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Hejazipour, Mitra | | wf | 2239 | IRI | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Eric, Jovana | | wm | 2218 | SRB | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Vardkar, Mariam | | | 1797 | IRI | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Suslova, Alena | | wf | 2207 | RUS | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Travkina, Anastasia | | wf | 2189 | RUS | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Kulon, Klaudia | | wf | 2196 | POL | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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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