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Individual Calculations August 2021 |
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| Chen, Justin Total change: 28.40 | |   |
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| 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2288 | 2247 | 5.50 | 9 | 1.42 | 20 | 28.40 | |
|  Gulecyuz, Deniz Alp | | | 1921 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Hong, Andrew Zhang | m | | 2474 | USA | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Cordova, Emilio | g | | 2581 | PER | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Salinas Herrera, Pablo | g | | 2514 | CHI | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Ali Marandi, Cemil Can | g | | 2543 | TUR | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Cooke, Eric | | | 2065 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Atanasov, Anthony | f | | 2070 | CAN | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Zeng, Sheena | | wc | 2013 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Sanchez Alvarez, Roberto Carlos | m | | 2409 | PAN | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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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