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Individual Calculations October 2019 |
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| Wu, Logan Total change: 19.20 | |   |
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| 2019 Illinois Open State Championship | Downers Grove, Illinois | USA | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 2058 | 2.50 | 4 | 0.17 | 40 | 6.80 | |
|  Gronski, Gabriel | | | 1658 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Herman, Daniel | | | 1970 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Guadalupe, Francisco | | | 2221 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Kraft, Chip | | | 2050 | USA | 0.50 | 1 | -0.01 | 40 | -0.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2019 Saint Louis District Championship | Saint Louis, Missouri | USA | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 1975 | 2.00 | 3 | 0.31 | 40 | 12.40 | |
| | Cordova, Emilio | g | | 2375 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Zhou, Iris | | wc | 1832 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Mu, Grant | | | 1575 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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