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Individual Calculations August 2018 |
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| Perez-Billinghurst, Ricardo Total change: 14.20 | |   |
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| 46th Annual World Open | Philadelphia, Pennsylvania | USA | 2018-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2070 | 4.00 | 9 | 0.71 | 20 | 14.20 | |
|  Mandizha, Farai | m | | 2385 | ZIM | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Khodzhamkuliev, Bahadur | | | 2214 | RUS | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Posthuma, Joshua G | | | 2327 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Ardaman, Miles F | f | | 2177 | USA | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Breckenridge, Steven J | f | | 2298 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Graif, William | | | 2173 | CAN | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Shanmugasundaram, Rajesh C | | | 2152 | IND | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Matus, Nastassja | | wf | 1960 | USA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Shawkat, Saif | | | 1919 | USA | 1.00 | 1 | 0.30 | 20 | 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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