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Individual Calculations November 2018 |
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| Arkell, Keith C Total change: 6.60 | |   |
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| 20th 4NCL Congress Open | Nottingham | ENG | 2018-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2432 | 3.50 | 4 | 0.66 | 10 | 6.60 | |
|  Ackley, Peter J E | | | 2032 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Zapolskis, Antanas | m | | 2277 | LTU | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Sowray, Peter J | f | | 2340 | ENG | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Jackson, James P | f | | 2371 | ENG | 0.50 | 1 | -0.08 | 10 | -0.80 | | | * 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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