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Individual Calculations November 2018 |
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| Sonnis, Steve Total change: 0.20 | |   |
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| CCF Daytime Chess Club 2018-19 Stage 2 | London | ENG | 2018-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1602 | 1600 | 1.50 | 3 | 0.01 | 20 | 0.20 | |
|  Norman, Nigel | | | 1578 | ENG | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Allan, Brian W | | | 1670 | SCO | 0.50 | 1 | 0.10 | 20 | 2.00 | |  Clayton, David C | | | 1559 | ENG | 0.50 | 1 | -0.06 | 20 | -1.20 | |
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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