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Individual Calculations September 2012 |
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| Duggan, John Edward Total change: 0.15 | |   |
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| 20th Annual Southern Open | Orlando, Florida | USA | 2012-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 2174 | 2.50 | 4 | 0.01 | 15 | 0.15 | |
|  Ludwig, John Gabriel | | | 2135 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | |  Wu, Hengyi | | | 2090 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Shabazz, Daaim | | | 2028 | USA | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Mandelkern, Jeremy | | | 2083 | USA | 1.00 | 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) | | |
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