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Individual Calculations July 2011 |
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| Richman, Jonathan T Total change: -36.30 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2181 | 2066 | 1.00 | 6 | -1.16 | 15 | -17.40 | |
|  Jones, Craig W | | | 2244 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | |  Adamson, Robby | f | | 2328 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Dehmelt, Karl | f | | 2290 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Blanco, Alvaro | m | | 2313 | MEX | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Hua, Margaret M | | | 1973 | USA | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Bayar, Anu | | | 1939 | MGL | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | 4th New York International | New York, New York | USA | 2011-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2066 | 0.50 | 5 | -1.26 | 15 | -18.90 | |
| | Korley, Kassa | f | | 2292 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Wang, Kevin | | | 2186 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Adelberg, David | | | 2197 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Black Jr, James A | | | 2094 | USA | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Mateer, Amanda | | wf | 2114 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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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