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Individual Calculations October 2021 |
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| Miller, John Total change: -5.80 | |   |
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| 2021 Ohio Chess Congress | Akron, Ohio | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1891 | 1.50 | 3 | -0.29 | 20 | -5.80 | |
|  Wakefield, Benjamin Daniel | | | 1921 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | |  Ren, Jesse | | | 1711 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Friedman, David M | | | 1827 | USA | 0.00 | 1 | -0.59 | 20 | -11.80 | |
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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