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Individual Calculations May 2011 |
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| Amarasinghe, Prashantha Total change: 0.30 | |   |
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| Chess.MN 6th FIDE Open Rating Tournament | Minneapolis,MN | USA | 2011-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2027 | 1.50 | 3 | 0.45 | 15 | 6.75 | |
|  Wasiluk, Kevin | | | 2197 | USA | 1.00 | 1 | 0.72 | 15 | 10.80 | |  Dahl, Matthew D | | | 2107 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Plunkett, Robert | | | 2113 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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) | | | | 2nd Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2011-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2027 | 2.00 | 8 | -0.43 | 15 | -6.45 | |
| | Harmon-Vellotti, Luke | | | 2128 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Shen, Victor C | f | | 2269 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Gu, Christopher | | | 2180 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Torres, Yelfry | | | 2183 | DOM | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Aramil, William J | | | 2277 | USA | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Gutierrez, Paloma | | wm | 2119 | ESP | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Sandager, Stephen | | | 2164 | USA | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Heredia, Carla | | wm | 2102 | ECU | 0.00 | 1 | -0.40 | 15 | -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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