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Individual Calculations November 2017 |
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| Johnson, Stephen G Total change: 50.80 | |   |
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| CCF WINTER CHESS 2017-18 LONG PLAY OCTOBER 2017 | London | ENG | 2017-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1301 | 2.50 | 3 | 1.27 | 40 | 50.80 | |
|  Selby, Keith | | | 1351 | ENG | 0.50 | 1 | 0.07 | 40 | 2.80 | |  Yu, Tim | | | 1313 | ENG | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Stoneman, Ian D | | | 1431 | ENG | 1.00 | 1 | 0.68 | 40 | 27.20 | |
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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