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Individual Calculations August 2021 |
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| Berger, Robert A Total change: -0.40 | |   |
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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 |
| 1597 | 1935 | 3.50 | 4 | -0.01 | 40 | -0.40 | |
|  Darshan, Gaurav | | | 1535 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Velea, Sophie | | wc | 1643 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Carrasco, Christian Nelio | | | 1676 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Wang, Ryan | | | 1535 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * 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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