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Individual Calculations August 2023 |
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| Meyer-Chabris, Caleb Total change: 12.40 | |   |
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| 2nd annual World Open Amateur | Philadelphia, PA | USA | 2023-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1613 | 1.00 | 3 | 0.31 | 40 | 12.40 | |
|  Su, Kenneth | | | 1855 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Nolan, Gregory Matthew | | | 1761 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | |  Mucerino, Joseph J | | | 1866 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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