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Individual Calculations May 2019 |
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| Davis, Lee Total change: 15.20 | |   |
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| 2018/19 4NCL Div 4 Rounds 7 - 8 | Daventry | ENG | 2019-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 1922 | 1.00 | 2 | 0.35 | 20 | 7.00 | |
|  Smith, Olivia | | wf | 2021 | WLS | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Mercs, Peter J | | | 2076 | ENG | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | 2019 Welsh Championships | Cardiff | WLS | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 1922 | 3.50 | 7 | 0.41 | 20 | 8.20 | |
| | Pleasants, Allan J | | | 2075 | WLS | 0.50 | 1 | 0.20 | 20 | 4.00 | |  Jameson, David | | | 2081 | WLS | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Young, Alan | | | 2021 | WLS | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Turner, Joseph David | | | 1846 | WLS | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Jukes, Sam | | | 1892 | WLS | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Jones, Derek | | | 1925 | WLS | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Van Kemenade, Rudy | | | 1925 | WLS | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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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