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Individual Calculations July 2023 |
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| Quirke, Jeffrey L Total change: -3.60 | |   |
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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 |
| 2055 | 2007 | 4.00 | 9 | -0.18 | 20 | -3.60 | |
|  Gurevich, Dmitry | g | | 2393 | USA | 0.50 | 1 | 0.41 | 20 | 8.20 | |  Kosakowski, Jakub | m | | 2485 | POL | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Danilyan, Eduard | | | 1849 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Matus, Nastassja A | | wf | 1981 | USA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Homa, Seth | f | | 2213 | USA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Zhu, Linxi | | | 1779 | USA | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Mansurov, Yusuf | | | 1731 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Gardezi, Arsal | | | 2093 | USA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Guha, Rohit | | | 1970 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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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