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Individual Calculations July 2022 |
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| Guo, Ruoyu Total change: 66.80 | |   |
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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 |
| 1770 | 1709 | 3.50 | 4 | 1.67 | 40 | 66.80 | |
|  Sun, Kevin | | | 1527 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Forney, Robert | | | 1877 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Phillips, Jon Douglas | | | 1512 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | |  Gratz, Glen E | c | | 2164 | USA | 1.00 | 1 | 0.94 | 40 | 37.60 | |
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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