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Individual Calculations September 2009 |
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| Todortsev, Victor Total change: 1.00 | |   |
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| Summer Tuesday Night Marathon | San Francisco, California | USA | 2009-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1630 | 0.50 | 3 | 0.04 | 25 | 1.00 | |
|  Fuentes, Romulo | | | 1980 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Snyder, Larry | | | 1980 | USA | 0.50 | 1 | 0.39 | 25 | 9.75 | |  Gray, William | | | 1830 | USA | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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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