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Individual Calculations February 2019 |
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| Vickery, Jim E Total change: -13.40 | |   |
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| 21st 4NCL Congress Open | Harrogate | ENG | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1965 | 1.00 | 3 | -0.67 | 20 | -13.40 | |
|  Somton, Anita | | | 1816 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | |  Surtees, Mike J | | | 2105 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Bennett, Eric | | | 1845 | IRL | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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