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Individual Calculations February 2016 |
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| Oyama, Ekok Total change: -89.20 | |   |
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| 38TH NIGERIAN BREWERIES PLC INTERNATIONAL OPEN CHESS CHAMPIONSHIPS MASTERS SECTION | LAGOS | NGR | 2015-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2089 | 1.00 | 5 | -1.21 | 40 | -48.40 | |
|  Adesina, Adeyinka | c | | 2287 | NGR | 1.00 | 1 | 0.76 | 40 | 30.40 | |  Edet, Udeme | | | 2164 | NGR | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Ekpoikong, Uwana | f | | 2235 | NGR | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Daramola, Dennis | | | 1962 | NGR | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Fabeyo, Frederick | | | 2016 | NGR | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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 BENIN CHESS TOURNAMENT | BENIN-CITY | NGR | 2015-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2089 | 1.00 | 5 | -1.02 | 40 | -40.80 | |
| | Adesina, Adeyinka | c | | 2287 | NGR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Abdulrahmeem, Abdulrahman Akintoy | | | 2203 | NGR | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Ugushidah, Ikorogbudu | | | 2056 | NGR | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Onovughe, Ochuko Emmanuel | | | 2177 | NGR | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Koko, Obubele | | | 2084 | NGR | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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) | | |
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