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Individual Calculations July 2023 |
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| Perrine, Dalton Total change: -16.60 | |   |
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| 16th annual Philadelphia International | Philadelphia, PA | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 2228 | 4.00 | 9 | -0.83 | 20 | -16.60 | |
|  Ling, Chenxuan | | | 1828 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lu, Maximillian | m | | 2412 | USA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Paragua, Megan Althea | | | 1900 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Shmelov, Denys | m | | 2420 | UKR | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Matviishen, Viktor | g | | 2538 | UKR | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Harutjunyan, Gevorg | g | | 2347 | ARM | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Sun, Ryan | c | | 2137 | USA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Rogers, Norman | f | | 2056 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Senft, Sean | | | 2081 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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