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Individual Calculations February 2016 |
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| Obanuta, David Ovie Total change: -46.40 | |   |
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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 |
| 2185 | 2081 | 2.00 | 7 | -0.55 | 40 | -22.00 | |
|  Sorungbe, Demola | c | | 2243 | NGR | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Ojo, John | | | 2006 | NGR | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Bunmi, Olape | m | | 2169 | NGR | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Ogunwobi, Tolulope | | | 2169 | NGR | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Oragwu, Chukwunonso | c | | 2254 | NGR | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Adesina, Adeyinka | c | | 2287 | NGR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Edet, Udeme | | | 2164 | NGR | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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) | | | | 3RD BENIN CHESS TOURNAMENT | BENIN-CITY | NGR | 2015-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2081 | 1.00 | 5 | -0.61 | 40 | -24.40 | |
| | Kigigha, Bomo | c | | 2305 | NGR | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Adesina, Adeyinka | c | | 2287 | NGR | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Erhabor, David | | | 2062 | NGR | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Osunfuyi, Abimbola | | | 2242 | NGR | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Abdulrahmeem, Abdulrahman Akintoy | | | 2203 | NGR | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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