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Individual Calculations April 2019 |
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| Zhou, Iris Yi-Xian Total change: -27.60 | |   |
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| 23rd Annual Mid-America Open | St. Louis, Missouri | USA | 2019-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1929 | 2.00 | 5 | -0.69 | 40 | -27.60 | |
|  Kozelov, Roman | | | 2163 | UKR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Rudolph, Joziah | | | 1867 | USA | 0.00 | 1 | -0.59 | 40 | -23.60 | |  Gronski, Gabriel | | | 1594 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Mathur, Rithwik | | | 2166 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Emrikian, Aren | c | | 1682 | USA | 0.50 | 1 | -0.31 | 40 | -12.40 | |
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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