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Individual Calculations August 2018 |
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| Victor, M. Nyepon Total change: -11.60 | |   |
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| 8th President's Cup Chess Championships | Accra | GHA | 2018-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1430 | 1.00 | 4 | 0.54 | 40 | 21.60 | |
|  Adan, Abdul Roba | | | 1830 * | KEN | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hushie, Carlton | | | 1699 | GHA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Sackey, Robert Alex | | | 1747 | GHA | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Mensah, Joseph Jamena | c | | 1830 * | 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) | | | | 3rd Strongbow Chess Tournament | Accra | GHA | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1679 | 1423 | 0.00 | 4 | -0.83 | 40 | -33.20 | |
| | Adan, Abdul Roba | | | 1823 * | KEN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Osom, Daniel | | | 1713 | GHA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Hushie, Carlton | | | 1699 | GHA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Ameku, David | | | 1480 | GHA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | * 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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