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Individual Calculations May 2017 |
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| Brown, Thomas Total change: -26.40 | |   |
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| Welsh Chess Premier League 2016/17 Round 4 | Merthyr | WLS | 2017-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 2060 | 1.00 | 1 | 0.30 | 20 | 6.00 | |
|  Parry, Matthew | | | 1907 | WLS | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | 2017 Welsh Championships | Cardiff | WLS | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1878 | 2060 | 3.50 | 7 | -1.62 | 20 | -32.40 | |
| | Ehsandar, Peter | | | 1933 | WLS | 0.00 | 1 | -0.67 | 20 | -13.40 | |  Van Kemenade, Rudy | | | 1914 | WLS | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Camp, Imogen A L | | wc | 1823 | WLS | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Taylor, Robert Graham | | | 1932 | WLS | 0.50 | 1 | -0.17 | 20 | -3.40 | | | White, Ernest M | | | 1867 | WLS | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Waterfield, John W | | | 1948 | WLS | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Sivarajasingam, Shayanna | | wc | 1729 | WLS | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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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