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Individual Calculations January 2010 |
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| Tuhrim, Richard J Total change: 12.15 | |   |
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| 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2044 | 2.00 | 4 | 0.81 | 15 | 12.15 | |
|  Zenyuk, Iryna | c | wm | 2265 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | |  Esserman, Marc R | m | | 2408 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Fayvinov, Zakhar | f | | 2145 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Strenzwilk, Denis | | | 2038 | USA | 1.00 | 1 | 0.49 | 15 | 7.35 | |
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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