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Individual Calculations May 2018 |
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| Brown, Thomas Total change: -9.00 | |   |
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| 2018 Welsh Championships | Cardiff | WLS | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2074 | 3.50 | 6 | -0.08 | 20 | -1.60 | |
|  Bennett, Patrick | | | 2014 | WLS | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Staniforth, Matthew | | | 1866 | WLS | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Sivarajasingam, Venetia | | wc | 1764 | WLS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Sands, David A | | | 2088 | WLS | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Rayner, Francis | | | 2073 | WLS | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Zeidler, Sven P. | f | | 2153 | WLS | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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) | | | | Welsh Chess Premier League 2017/18 Round 4 | Neath | WLS | 2018-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2076 | 0.00 | 1 | -0.37 | 20 | -7.40 | |
| | Durand-Le Ludec, Brendan-Budok | | | 2170 | FRA | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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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