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Individual Calculations October 2019 |
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| Aaron, Michael Total change: 21.20 | |   |
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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 |
| 1883 | 1677 | 2.00 | 5 | 0.53 | 40 | 21.20 | |
|  Grabinsky, Aaron | | | 2077 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Phillips, Jonathan | | | 1506 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Liang, Justin | | | 2077 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Angelov, Angel | | | 2077 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Heller, Jack | | | 1680 | USA | 0.50 | 1 | 0.00 | 40 | 0.00 | | | * 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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