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Individual Calculations February 2018 |
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| Webster, Richard J Total change: 13.60 | |   |
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| Shropshire Chess Congress | Telford | ENG | 2018-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2024 | 1921 | 2.00 | 4 | 0.41 | 20 | 8.20 | |
|  Macklin, Paul | | | 2321 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Guha, Chirag | | | 1814 | WLS | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Sygnowski, Tomasz | | | 2151 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Croot, Richard J | | | 1811 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | * 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) | | | | 17th 4NCL Congress Major | Harrogate | ENG | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1781 | 1921 | 3.00 | 4 | 0.27 | 20 | 5.40 | |
| | May, Paul | | | 1689 | ENG | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Davies, Sam | | | 1713 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Cawston, M John | | | 1856 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Burns, Martin J | | | 1867 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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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