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Individual Calculations December 2021 |
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| McDonnell, James J. Total change: 7.20 | |   |
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| Central London Chess Congress - Major | London | ENG | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1746 | 3.00 | 4 | 0.36 | 20 | 7.20 | |
|  Lekic, Dejan | | | 1501 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Fernandes, Tiago Mesquita | | | 1538 | POR | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Ogorman, Brendan | | | 1707 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Macneil, Elliott | | | 1734 | WLS | 0.00 | 1 | -0.52 | 20 | -10.40 | |
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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