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Individual Calculations January 2010 |
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| Williams, Justus D Total change: 0.00 | |   |
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| 2nd Annual "What-A-Turkey" Open | New York, New York | USA | 2009-11-21 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2278 | 0 | 0.00 | 2 | 0.00 | 1578 | | 0.00 | |
|  Sarkar, Justin | m | | 2374 | USA | 0.00 | 1 | 0.00 | | 0.00 | |  Margulis, Yevgeni | | | 2182 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2183 | 0 | 0.00 | 2 | 0.00 | 1483 | | 0.00 | |
| | Treger, Yefim | | | 2223 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Aaron, Deepak | | | 2142 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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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