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Individual Calculations February 2018 |
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| Hasford, John Kojo Total change: 23.60 | |   |
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| 2017 GCA National Championships (Open) | Accra | GHA | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 2021 | 7.00 | 8 | 1.18 | 20 | 23.60 | |
|  Arko-Dadzie, George Kweku | | | 1621 * | GHA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Anquandah, Francis Eric | m | | 1971 | GHA | 0.50 | 1 | -0.07 | 20 | -1.40 | |  Adu Jnr, Lionel | c | | 1951 | GHA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Ameku, Philip Elikem | | | 1939 | GHA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Thompson, Edward Nii Lamptey | c | | 1849 | GHA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Bonsu, Kwadwo Owusu Bempa | | | 1845 | GHA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ajavon, Anthony Obieni | | | 1760 | GHA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Hushie, Carlton | | | 1741 | GHA | 1.00 | 1 | 0.16 | 20 | 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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