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Individual Calculations June 2018 |
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| Miles, Barry S Total change: -20.60 | |   |
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| CCF WINTER CHESS LONG PLAY RESULTS APRIL 2018 B | London | ENG | 2018-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1491 | 0.00 | 1 | -0.12 | 20 | -2.40 | |
|  George, Olufemi | | | 1824 | NGR | 0.00 | 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) | | | | CCF DAYTIME CHESS MAY 2018 | London | ENG | 2018-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1624 | 1497 | 0.50 | 4 | -0.91 | 20 | -18.20 | |
| | Trezise, Steven | | | 1414 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Allan, Brian W | | | 1694 | SCO | 0.50 | 1 | 0.25 | 20 | 5.00 | |  Vaughan, John | | | 1533 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Hutchings, Roger M | | | 1856 | ENG | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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