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Individual Calculations August 2015 |
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| Ameku, Philip Elikem Total change: -30.00 | |   |
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| COTE DIVOIRE INVITATIONAL AND OPEN CHESS CHAMPIONSHIP EVENT 2 | LAGOS | NGR | 2015-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1852 | 0.50 | 4 | -0.98 | 40 | -39.20 | |
|  Manan, Yoboue Hermann | | | 2045 | CIV | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Adesina, Adeyinka | c | | 2174 | NGR | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Boyo, Paul Kehinde | | | 1929 | NGR | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Efemuai, Odafe Benedict | | | 1692 | NGR | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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) | | | | 5th President's Cup Chess Championships | Accra | GHA | 2015-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1852 | 1.50 | 3 | 0.23 | 40 | 9.20 | |
| | Fumey, Enyonam Sewa | c | | 1870 | TOG | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Degondo, Simplice Armel | f | | 2136 | CIV | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Ofowino, Toritsemuwa | | | 1753 | NGR | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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