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Individual Calculations October 2021 |
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| Aaron, Michael E Total change: 22.00 | |   |
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| 2021 Illinois Open State Championship - Open | Northbrook, Illinois | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1650 | 2.00 | 5 | 1.10 | 20 | 22.00 | |
|  Zinski, Maximilian | | | 2050 * | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Hamilton, Mark | | | 1812 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Brock, William H | | | 1934 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Rhine, Frederick S | | | 1932 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Bruha, Nicholas | | | 1879 | USA | 0.50 | 1 | 0.29 | 20 | 5.80 | | | * 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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