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Individual Calculations October 2021 |
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| Sowray, Peter J Total change: 26.40 | |   |
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| Northumbria Masters Open 2021 | Newcastle | ENG | 2021-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2196 | 5.50 | 9 | 1.51 | 20 | 30.20 | |
|  Skettos, Nicolas | | | 1862 | CYP | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Fegan, Chris | | | 2034 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Arkell, Keith C | g | | 2382 | ENG | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Wells, Peter K | g | | 2381 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Clarke, Brandon G I | m | | 2429 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Modi, Shyam Jagdish | | | 2118 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Petrov, Marian | g | | 2457 | BUL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Mosnegutu, Klauss | | | 2235 | ROU | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Olson, Hamish | f | | 2246 | SCO | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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) | | | | 26th 4NCL Congress Open | Leamington Spa | ENG | 2021-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 2196 | 3.50 | 5 | -0.19 | 20 | -3.80 | |
| | Shearsby, Jude | | | 1796 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gordon, Frederick | | | 1796 * | SCO | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Thomson, Neil | | | 1960 | SCO | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Tiruchirapalli, Venkataramanan | f | | 2226 | IND | 0.00 | 1 | -0.46 | 20 | -9.20 | | | James, Russell A | | | 2131 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | | | * 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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