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Individual Calculations February 2016 |
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| Dieyi, Rowland Total change: -127.00 | |   |
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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 |
| 2111 | 2252 | 6.00 | 9 | -0.19 | 40 | -7.60 | |
|  Obubele, Koko | | | 2084 | NGR | 1.00 | 1 | 0.28 | 40 | 11.20 | |  Lapite, Oluwadurotimi | | | 2137 | NGR | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Fajemirokun, Abimbola | | | 2152 | NGR | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Omoifo, Osemekhian I | | | 2106 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Eyenghe, Sunny | | | 2109 | NGR | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Anwuli, Daniel | | | 2182 | NGR | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Ajele, Rotimi | | | 2163 | NGR | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Okonkwo, Ifeanyi | | | 2006 | NGR | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Ugushidah, Ikorogbudu | | | 2056 | NGR | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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) | | | | 2ND ASHTONWELLS (INVITATIONAL) CHESS CHAMPIONSHIP MALE SECTION | ABRAKA | NGR | 2015-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2252 | 2.00 | 9 | -2.66 | 40 | -106.40 | |
| | Abdulraheem, Abdulrahman Akintoye | | | 2203 | NGR | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Adegboyega, Adebayo | f | | 2269 | NGR | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Anwuli, Daniel | | | 2182 | NGR | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Oragwu, Chukwunonso | c | | 2254 | NGR | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Adeshina, Adeyinka | c | | 2287 | NGR | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Adu, Oladapo | m | | 2238 | NGR | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Abimbola, Osunfuyi | | | 2242 | NGR | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Unwana, Eugene Ekpoikong | f | | 2235 | NGR | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Sorungbe , Ademola | c | | 2243 | NGR | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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) | | | NOTE: K factor changed | | 1ST SOUTH WEST OPEN CHESS CHAMPIONSHIPS | Ibadan | NGR | 2015-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 2252 | 1.00 | 2 | -0.65 | 20 | -13.00 | |
| | Lawal, ,olalekan | | | 1852 * | NGR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Salawu, ,mutiu.omobolaji | | | 2073 | NGR | 0.00 | 1 | -0.73 | 20 | -14.60 | | | * 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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