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Individual Calculations May 2018 |
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| Vaughan, John Total change: -30.40 | |   |
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| CCF CHRISTMAS LONG PLAY CONGRESS MAJOR March | London | ENG | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1318 | 1548 | 1.50 | 3 | -0.81 | 20 | -16.20 | |
|  Faulkner, Oliver | | | 1372 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | |  Ratnesan, Radha | | | 1148 * | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Levey, Steve | | | 1433 | ENG | 0.50 | 1 | -0.16 | 20 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 APRIL 2018 | London | ENG | 2018-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1563 | 0.50 | 2 | -0.71 | 20 | -14.20 | |
| | Foster, Paul | | | 1563 | ENG | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Trezise, Steven | | | 1406 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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