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Individual Calculations August 2012 |
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| Ortiz, Nadya Total change: 6.15 | |   |
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| 40th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2318 | 2230 | 4.00 | 9 | 0.41 | 15 | 6.15 | |
|  Robson, Ray | g | | 2602 | USA | 1.00 | 1 | 0.90 | 15 | 13.50 | | | Erenburg, Sergey | g | | 2624 | ISR | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Llopis De Aysa, Manuel | | | 2153 | ESP | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Rand, Mark R | | | 1927 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Coleman, Teddy | f | | 2379 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Chiang, Jonathan | | | 1935 | USA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Bercys, Salvijus | m | | 2429 | USA | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Molner, Mackenzie | m | | 2479 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Perez, Robert | | | 2334 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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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