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Individual Calculations September 2009 |
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| Xiong, Sonja Total change: 4.75 | |   |
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| 2009 Eastern Ontario Open Section A | Ottawa, Ontario | CAN | 2009-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2097 | 1889 | 0.00 | 1 | -0.23 | 25 | -5.75 | |
|  Doubleday, William | | | 2097 | CAN | 0.00 | 1 | -0.23 | 25 | -5.75 | |
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) | | | | 2009 Canadian Youth Ch U18 & U16 Girls | Victoria, British Columbia | CAN | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1889 | 1.00 | 1 | 0.42 | 25 | 10.50 | |
|  Kagramanov, Dalia | | | 1832 | CAN | 1.00 | 1 | 0.42 | 25 | 10.50 | |
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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