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Individual Calculations January 2011 |
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| Tskhadadze, Anna Total change: -63.75 | |   |
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| World Youth Chess Championships 2010 - Girls under 16 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1839 | 3.00 | 8 | -2.88 | 15 | -43.20 | |
|  Iwanow, Anna | | wf | 2112 | POL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Kim, Hyoyoung | | | 1439 * | KOR | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Bass, Leenoy | | | 1554 | ISR | 0.00 | 1 | -0.84 | 15 | -12.60 | | | Mahmutbegovic, Nadina | | | 1639 | BIH | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Jehad, Aysha | | | 1557 | UAE | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Meireles, Ana | | | 1683 | POR | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Webb-Liddle, Miranda | | | 1467 | AUS | 0.50 | 1 | -0.40 | 15 | -6.00 | | | Huber, Elke Carola | | | 1654 | AUT | 1.00 | 1 | 0.26 | 15 | 3.90 | | | * 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) | | | | St. Petersburg Champ. Girls U16 | St. Petersburg | RUS | 2010-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1832 | 1.00 | 4 | -1.37 | 15 | -20.55 | |
| | Dobronravina, Anna | | | 1654 | RUS | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Katyshkina, Anastasia | | | 1878 | RUS | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Gudkina, Zhanna | | | 1742 | RUS | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Kholova, Elena | | | 1775 | RUS | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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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