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Individual Calculations September 2019 |
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| Donaldson, Thomas Total change: -95.20 | |   |
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| 106 British Championships Championship | Torquay | ENG | 2019-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 2065 | 2.00 | 9 | -1.77 | 40 | -70.80 | |
|  Ashton, Adam G | f | | 2323 | ENG | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Merriman, John | | | 2226 | ENG | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Wall, Tim P | f | | 2246 | ENG | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Moore, Graham J | | | 2264 | ENG | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Starley, Robert | | | 2058 | ENG | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Kahn, Tito | | | 1921 | JCI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Villiers, Thomas | c | | 2218 | ENG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Yoon, Jacob D | | | 1963 | ENG | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Jaufarally, Nadia | | | 1944 | ENG | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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) | | | | Ulster Senior Championship 2019 | Belfast | IRL | 2019-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 2065 | 2.00 | 4 | -0.61 | 40 | -24.40 | |
| | Kruk, Karina | | wf | 1761 | IRL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Zelenchuk, Danill | | | 1817 | IRL | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Allen, Keith | | | 2207 | IRL | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Flynn, Jacob | | | 1973 | IRL | 0.00 | 1 | -0.63 | 40 | -25.20 | |
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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