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Individual Calculations February 2016 |
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| Dooterna, Shaapera Total change: -77.20 | |   |
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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 |
| 2162 | 2054 | 2.00 | 7 | -0.49 | 40 | -19.60 | |
|  Onabogun, Kolade | | | 2183 | NGR | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Omodunni, Felix Oladimeji | | | 2126 | NGR | 1.00 | 1 | 0.60 | 40 | 24.00 | |  Ogunwobi, Tolulope | | | 2169 | NGR | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Ekpoikong, Uwana | f | | 2235 | NGR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Omoifo, Osemekhian I | | | 2106 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | David, Erhabor | | | 2062 | NGR | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Oragwu, Chukwunonso | c | | 2254 | NGR | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | 1ST SOUTH WEST OPEN CHESS CHAMPIONSHIPS | Ibadan | NGR | 2015-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 2054 | 0.00 | 1 | -0.70 | 40 | -28.00 | |
| | Igubor, Micah | | | 1906 | NGR | 0.00 | 1 | -0.70 | 40 | -28.00 | |
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 |
| 2091 | 2054 | 1.50 | 5 | -0.74 | 40 | -29.60 | |
| | Unwana, Eugene Ekpoikong | f | | 2235 | NGR | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Onovughe, Ochuko Emmanuel | | | 2177 | NGR | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Odiase, Oluwaseun | | | 1834 | NGR | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Okonkwo, Ifeanyi | | | 2006 | NGR | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Abdulrahmeem, Abdulrahman Akintoy | | | 2203 | NGR | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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) | | |
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