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Individual Calculations September 2017 |
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| Doran, Chris Total change: 1.60 | |   |
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| 104th British Championships Weekend Open | Llandudno | ENG | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1977 | 3.50 | 5 | 0.65 | 20 | 13.00 | |
|  Ramaiya, Anshu | | | 1807 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Taylor, Robert P | | | 1854 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Tilston, Jamie D | | | 1861 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Hanley, James L | | | 2238 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Faulkner, Martin J | | | 1887 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | | | Leyland Chess Congress FIDE Open 2017 | Leyland | ENG | 2017-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1971 | 3.00 | 6 | -0.57 | 20 | -11.40 | |
| | Hymer, Barry | | | 1683 | ENG | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Whitehead, Mark A | | | 1908 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Bourne, Johnathan D | | | 1937 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Han, Yichen | | | 1808 | NED | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Surtees, Mike J | | | 2107 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Lyth, John D | | | 1937 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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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