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Individual Calculations February 2018 |
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| Hall, David G Total change: 2.20 | |   |
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| 17th 4NCL Congress Major | Harrogate | ENG | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1664 | 1.50 | 4 | 0.11 | 20 | 2.20 | |
|  Whitehead, Mark A | | | 1887 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Czestochowski, Eddie | | | 1612 | ENG | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Desmedt, Richard E | | | 1806 | ENG | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Ashcroft, Graham J | | | 1824 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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