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Individual Calculations October 2021 |
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| Velazquez, Kevin Total change: 27.20 | |   |
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| 2021 Illinois Open State Championship - Open | Northbrook, Illinois | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1940 | 3.50 | 4 | 0.68 | 40 | 27.20 | |
|  Xia, Ruoxiao | | | 1692 | USA | 0.50 | 1 | -0.31 | 40 | -12.40 | |  Rao, Anjaneya | | | 1635 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Barretto, Ryan Sanjay | | | 1865 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Pullin, Matt | | | 1907 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | |
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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