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Individual Calculations July 2023 |
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| Obi, Okwose Marc Total change: 16.00 | |   |
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| London Chess League Weekend Congress June - Open | London | ENG | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1733 | 3.00 | 5 | 0.45 | 20 | 9.00 | |
|  Harandi, Kamran | | | 1333 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Faulks, Nick | c | | 1816 | BER | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Liu, Jacob | | | 1433 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Vekaria, Vinay | | | 1877 | ENG | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Farrand, Tom | | | 2143 | JCI | 0.50 | 1 | 0.42 | 20 | 8.40 | | | * 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) | | | | 30th 4NCL Congress Open | Daventry | ENG | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1733 | 2.00 | 5 | 0.35 | 20 | 7.00 | |
| | Merriman, James | | | 1996 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Clarke, James | | | 1674 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Hatchett, Paul D | | | 1969 | WLS | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Larkin, Benjamin | | | 1840 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Kumar, Sanjit S | | | 1849 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | |
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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