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Individual Calculations July 2023 |
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| Gurevich, Dmitry Total change: -19.60 | |   |
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| 32nd annual Chicago Open - Open Section | Wheeling, IL | USA | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2393 | 2.00 | 5 | -1.96 | 10 | -19.60 | |
|  Quirke, Jeffrey L | | | 2007 | USA | 0.50 | 1 | -0.41 | 10 | -4.10 | |  Nguyen, James L | | | 2088 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Wan, Joseph Cheng-Yue | | | 2167 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Jiang, Andrew | | | 2201 | USA | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Adewumi, Tanitoluwa | f | | 2283 | USA | 0.00 | 1 | -0.65 | 10 | -6.50 | |
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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