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Individual Calculations July 2019 |
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| Ngo, Bach Total change: 14.00 | |   |
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| 10th Summer Solstice Open | Boca Raton, Florida | USA | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 2012 | 3.00 | 5 | 0.35 | 40 | 14.00 | |
|  Buyo, Glenn | | | 1924 | USA | 0.50 | 1 | -0.12 | 40 | -4.80 | |  Hart, Alexander | | | 1850 | SWE | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Hernandez-Perez, Pedro | | | 2162 | CUB | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Gianatasio, Michael John | | | 1954 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Cooke, Eric | | | 2054 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | |
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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