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Individual Calculations October 2021 |
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| Borkowski, Slawomir Total change: 14.00 | |   |
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| 2021 Illinois Open State Championship - Reserve | Northbrook, Illinois | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1533 | 1.50 | 2 | 0.35 | 40 | 14.00 | |
|  Pham, Linda | | | 1246 | USA | 0.50 | 1 | -0.34 | 40 | -13.60 | |  Karthikeyan, Arnav | | | 1673 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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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