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Individual Calculations October 2017 |
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| Cizek, Ondrej Total change: 1.80 | |   |
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| South Wales Summer Congress 2017 | Penarth | WLS | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1847 | 1.50 | 4 | 0.09 | 20 | 1.80 | |
|  Ralphs, Nigel | | | 2048 | WLS | 0.50 | 1 | 0.26 | 20 | 5.20 | |  Young, Alan | | | 2034 | WLS | 0.00 | 1 | -0.26 | 20 | -5.20 | | | May, Adam J | | | 1944 | WLS | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Buttell, David | | | 1817 | WLS | 1.00 | 1 | 0.46 | 20 | 9.20 | |
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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