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Individual Calculations August 2018 |
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| Kokoti, Perez Total change: 61.60 | |   |
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| 8th President's Cup Chess Championships | Accra | GHA | 2018-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1459 | 1.00 | 4 | 0.27 | 40 | 10.80 | |
|  Erhabor, David | f | | 1859 * | NGR | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hushie, Carlton | | | 1699 | GHA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Mensah, Joseph Jamena | c | | 1859 * | GHA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Amponsah, Michael Obeng | | | 1553 | GHA | 1.00 | 1 | 0.63 | 40 | 25.20 | | | * 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) | | | | 3rd Strongbow Chess Tournament | Accra | GHA | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1459 | 2.00 | 5 | 1.27 | 40 | 50.80 | |
| | Ajavon, Anthony Obieni | | | 1859 * | GHA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Adan, Abdul Roba | | | 1854 | KEN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Arko-Dadzie, George Kweku | | | 1523 | GHA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Thompson, Edward Nii Lamptey | c | | 1852 | GHA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Anquandah, Francis Eric | m | | 1859 * | GHA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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