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Individual Calculations July 2023 |
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| Apelo, David Total change: -34.00 | |   |
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| 32nd annual Chicago Open - U2100 Section | Wheeling, IL | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1893 | 2.00 | 4 | -0.85 | 40 | -34.00 | |
|  Damocles, Joe | | | 1670 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Talayko, Edgar | | | 1753 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Napoli, Steven | | | 1894 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Peterson, Scott | | | 1557 | USA | 0.00 | 1 | -0.88 | 40 | -35.20 | |
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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