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Individual Calculations December 2021 |
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| Randall, Gordon Jamall Total change: 13.40 | |   |
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| 30th Annual Kings Island Open - Under 2100 | Blue Ash, Ohio | USA | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1860 | 1941 | 2.50 | 3 | 0.67 | 20 | 13.40 | |
|  Wikle, Earle P | | | 1776 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Turner, Bill | | | 1873 | USA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Baisynov, Islam | | | 1930 | KGZ | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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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