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Individual Calculations May 2018 |
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| Pleasants, Allan J Total change: -15.20 | |   |
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| 2018 Welsh Championships | Cardiff | WLS | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 2114 | 4.00 | 7 | -0.42 | 20 | -8.40 | |
|  Van Kemenade, Rudy | | | 1979 | WLS | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Jameson, David | | | 2033 | WLS | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Bennett, Patrick | | | 2014 | WLS | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Staniforth, Matthew | | | 1866 | WLS | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Heap, Gerry | | | 2080 | WLS | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Heaven, Pete | | | 2022 | WLS | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Bullen, Alex | | | 2112 | 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) | | | | Welsh Chess Premier League 2017/18 Round 4 | Neath | WLS | 2018-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2118 | 0.00 | 1 | -0.34 | 20 | -6.80 | |
| | Kett, Tim | | | 2238 | WLS | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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