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Individual Calculations February 2016 |
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| Sorungbe, Demola Total change: 1.40 | |   |
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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 |
| 2141 | 2243 | 6.00 | 9 | 0.30 | 40 | 12.00 | |
|  Obanuta, David Ovie | | | 2081 | NGR | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Ajibola, Olarenwaju | | | 2129 | NGR | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Kyosu, Joseph Augustine | | | 2014 | NGR | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Onokpite, Kennedy | | | 2101 | NGR | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Fajemirokun, Abimbola | | | 2152 | NGR | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Edunwale, Hakeem | c | | 2146 | NGR | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Kigigha, Bomo | c | | 2305 | NGR | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Ajele, Rotimi | | | 2163 | NGR | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Anwuli, Daniel | | | 2182 | NGR | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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 | | 2ND ASHTONWELLS (INVITATIONAL) CHESS CHAMPIONSHIP MALE SECTION | ABRAKA | NGR | 2015-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2240 | 2243 | 4.00 | 9 | -0.53 | 20 | -10.60 | |
| | Anwuli, Daniel | | | 2182 | NGR | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Oragwu, Chukwunonso | c | | 2254 | NGR | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Adeshina, Adeyinka | c | | 2287 | NGR | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Adu, Oladapo | m | | 2238 | NGR | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Abimbola, Osunfuyi | | | 2242 | NGR | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Unwana, Eugene Ekpoikong | f | | 2235 | NGR | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Adegboyega, Adebayo | f | | 2269 | NGR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Abdulraheem, Abdulrahman Akintoye | | | 2203 | NGR | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Dieyi, Roland | c | | 2252 | NGR | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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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