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Individual Calculations October 2017 |
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| Simpson, Derek Total change: 9.40 | |   |
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| 15th 4NCL Congress Open | Doncaster | ENG | 2017-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1650 | 1.00 | 3 | 0.47 | 20 | 9.40 | |
|  Moore, Gerald | | | 2050 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Towers, Brian | | | 1805 | ISR | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Garnett, John S | | | 1934 | ENG | 0.00 | 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) | | |
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