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Individual Calculations October 2021 |
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| Chen, Megan Total change: 39.40 | |   |
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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 |
| 1831 | 1551 | 3.00 | 6 | 1.97 | 20 | 39.40 | |
|  Lodh, Anish | | | 1890 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Starkman, Eric | | | 1779 | USA | 0.50 | 1 | 0.29 | 20 | 5.80 | |  Witt, Theodore Jacob | | | 1689 | USA | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Drippe, John M | | | 1855 | USA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Ashuev, Yuri | | | 1951 * | USA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Kaplan, Avi Harrison | | | 1819 | USA | 0.50 | 1 | 0.33 | 20 | 6.60 | | | * 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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