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Individual Calculations August 2021 |
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| Espinosa Garcia, Libaski Total change: 9.40 | |   |
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| 49th Annual World Open - Under 2000 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1744 | 1852 | 4.00 | 5 | 0.79 | 20 | 15.80 | |
|  Adelson, Serge | | | 1744 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | |  Juric, Zvonko | | | 1711 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Hu, Alexander C | | | 1808 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Heggli-Nonay, Oliver Alexander | | | 1618 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Chen, Danni | | | 1837 | USA | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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) | | | | 29th Annual Southern Open - Under 2100 | Orlando, Florida | USA | 2021-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1594 | 1852 | 0.50 | 1 | -0.32 | 20 | -6.40 | |
| | Shen, Jason | | | 1594 | USA | 0.50 | 1 | -0.32 | 20 | -6.40 | |
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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