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Individual Calculations February 2016 |
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| Igubor, Micah Total change: 29.20 | |   |
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| 38TH NIGERIAN BREWERIES INTERNATIONAL OPEN CHESS CHAMPIONSHIPS WEEKENDER SECTION | LAGOS | NGR | 2015-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 1906 | 0.00 | 1 | -0.29 | 40 | -11.60 | |
|  Dasaolu, Rotimi | | | 2060 | NGR | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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 |
| 2110 | 1906 | 1.50 | 2 | 1.02 | 40 | 40.80 | |
| | Dooterna , Shaapera | | | 2054 | NGR | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Obioma , Onuoha | | | 2165 | NGR | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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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