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Individual Calculations November 2023 |
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| Afam, Ndidi Ernest Total change: -14.60 | |   |
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| SOUTH SOUTH OPEN CHESS TOURNAMENT | NMA BUILDING EAST WEST ROAD, PORTHARCOURT | NGR | 2023-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 2124 | 5.50 | 8 | -0.73 | 20 | -14.60 | |
|  Akomaka, Apollos | | | 1904 | NGR | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Nnabuike, David Chidera | | | 1762 | NGR | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Onoja, Iyefu Joy | | | 1852 | NGR | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Ilegieuno, Justus | | | 1917 | NGR | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Keyi, Lucky Musa | | | 2003 | NGR | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Eluekezi, Chukwuwikeh Phoenix | | | 1979 | NGR | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Dan-Jumbo, Queen Awuereba | | | 1833 | NGR | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Oyelabi, Jonathan | | | 1935 | NGR | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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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