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Individual Calculations October 2018 |
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| Peng, David Total change: -4.20 | |   |
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| 2018 Illinois Open State Championship | Downers Grove, Illinois | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2345 | 4.00 | 5 | -0.21 | 20 | -4.20 | |
|  Friske, Thomas | | | 1945 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Li, Si R | | | 1945 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Hoesley, Aria | | | 1945 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Colas, Joshua | f | | 2318 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Kalghatgi, Nikhil | | | 1955 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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