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Individual Calculations August 2018 |
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| Mensah, Joseph Jamena Total change: -11.00 | |   |
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| 8th President's Cup Chess Championships | Accra | GHA | 2018-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1972 | 4.00 | 7 | -1.77 | 20 | -35.40 | |
|  Ameku, David | | | 1572 * | GHA | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Fomevor, Cephas Clinton | | | 1572 * | GHA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Onokpite, Kennedy | | | 2117 | NGR | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Kokoti, Perez | | | 1572 * | GHA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Oyelabi, Jonathan | | | 1664 | NGR | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Gyamfi, Kwame Adutwum | | | 1572 * | GHA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Victor, M. Nyepon | | | 1572 * | LBR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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 |
| 1875 | 1975 | 5.50 | 7 | 1.22 | 20 | 24.40 | |
| | Ameku, David | | | 1575 * | GHA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Hushie, Carlton | | | 1699 | GHA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Anquandah, Francis Eric | m | | 1990 | GHA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Onokpite, Kennedy | | | 2092 | NGR | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Ajavon, Anthony Obieni | | | 1907 | GHA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Hasford, John Kojo | f | | 2043 | GHA | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Ofowino, Toritsemuwa | | | 1820 | NGR | 1.00 | 1 | 0.29 | 20 | 5.80 | | | * 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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