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Individual Calculations May 2018 |
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| Cohen, Gerald M Total change: -39.20 | |   |
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| 18th 4NCL Congress Major | Doncaster | ENG | 2018-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1941 | 2.00 | 4 | -0.98 | 40 | -39.20 | |
|  Clarke, Paul Rh | | | 1731 | ENG | 0.50 | 1 | -0.27 | 40 | -10.80 | |  May, Paul | | | 1766 | ENG | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Procter, Colin S | | | 1764 | ENG | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Livesey, R Nigel | | | 1748 | ENG | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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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