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Individual Calculations October 2021 |
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| Wells, Peter K Total change: 6.40 | |   |
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| Northumbria Masters Open 2021 | Newcastle | ENG | 2021-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2381 | 7.00 | 9 | 0.70 | 10 | 7.00 | |
|  Izod, Chris | | | 1981 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Brown, Thomas | | | 2129 | WLS | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Bezuidenhout, Roland | f | | 2196 | RSA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Sowray, Peter J | f | | 2196 | ENG | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Boswell, Jacob Connor | | | 2012 | ENG | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Clarke, Brandon G I | m | | 2429 | ENG | 0.00 | 1 | -0.43 | 10 | -4.30 | | | Dong, Bao Nghia | c | | 2227 | VIE | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Merriman, John | | | 2245 | ENG | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Gormally, Daniel W | g | | 2479 | ENG | 0.50 | 1 | 0.13 | 10 | 1.30 | | | * 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) | | | | 26th 4NCL Congress Open | Leamington Spa | ENG | 2021-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2381 | 4.00 | 5 | -0.06 | 10 | -0.60 | |
| | Moyse, Nigel J | | | 2024 | WLS | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Lalic, Peter D | | | 2177 | ENG | 0.50 | 1 | -0.26 | 10 | -2.60 | | | James, Russell A | | | 2131 | ENG | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Carroll, Thomas | | | 2033 | ENG | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Tiruchirapalli, Venkataramanan | f | | 2226 | IND | 0.50 | 1 | -0.21 | 10 | -2.10 | |
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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