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Individual Calculations July 2022 |
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| Wei, James Total change: 65.60 | |   |
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| 31st Annual Chicago Open - Under 2100 | Wheeling, Illinois | USA | 2022-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1947 | 3.00 | 3 | 1.64 | 40 | 65.60 | |
|  Serice, Jackson | | | 1699 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Gratz, Glen E | c | | 2164 | USA | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Paitrick, Derek | | | 2076 | USA | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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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