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Individual Calculations September 2010 |
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| Smirnov, William J Total change: -68.00 | |   |
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| 38th Annual World Open - Open Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 2152 | 1.50 | 8 | -2.26 | 25 | -56.50 | |
|  Gustafsson, Jan | g | | 2552 * | GER | 0.00 | 1 | -0.08 | 25 | -2.00 | |  Pilgaard, Kim | m | | 2444 | DEN | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Leach Iii, Daniel | | | 2139 | USA | 0.00 | 1 | -0.52 | 25 | -13.00 | | | Beckman, Thomas J | | | 2007 | USA | 0.00 | 1 | -0.69 | 25 | -17.25 | | | Dahl, Matthew D | | | 2063 | USA | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Ulrich, Tommy | | | 2025 | USA | 0.50 | 1 | -0.17 | 25 | -4.25 | | | Ryba, Andrew | | | 2094 | USA | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Huang, Winston | c | | 2187 | USA | 0.00 | 1 | -0.45 | 25 | -11.25 | | | * 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) | | | | Blackstone Chess Festival Open | Pawtucket, Rhode Island | USA | 2010-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2138 | 2125 | 0.50 | 2 | -0.46 | 25 | -11.50 | |
| | Reverby, Miro | | | 2158 | USA | 0.50 | 1 | 0.05 | 25 | 1.25 | | | Zheng, Haotian | | | 2117 | USA | 0.00 | 1 | -0.51 | 25 | -12.75 | |
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) | | |
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