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Individual Calculations August 2021 |
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| Beck, Alec Total change: 16.00 | |   |
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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 |
| 1575 | 1749 | 2.50 | 3 | 0.40 | 40 | 16.00 | |
|  Cobbs, Kenneth | | | 1409 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Xu, Raymond | | | 1509 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Hu, Alexander C | | | 1808 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | |
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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