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Individual Calculations January 2018 |
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| Balogun, ,oluwafemi Total change: 16.00 | |   |
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| 1st Nigerian Mindgames Festival | Ibadan | NGR | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2287 | 4.00 | 5 | 0.84 | 20 | 16.80 | |
|  Ajayi, Peter Taiwo | | | 2089 | NGR | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Oluwaseyitan, ,femi | | | 2153 | NGR | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Dr Martin, Odum | | | 2178 | NGR | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Adu, ,oladapo | m | | 2270 | NGR | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Anwuli , Daniel | f | | 2249 | NGR | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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) | | | | 1st Osarobo Osamudiamwen Harrison Chess Tournament | Benin | NGR | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 2262 | 3.50 | 5 | -0.04 | 20 | -0.80 | |
| | Okonkwo, Ifeanyi | | | 2068 | NGR | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Lapite, ,oluwadurotimi | | | 2113 | NGR | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Ofowino, Toritsemuwa | | | 1862 * | NGR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ajibola, ,olanrewaju | | | 2218 | NGR | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Akagha , Tochukwu | | | 2183 | NGR | 1.00 | 1 | 0.39 | 20 | 7.80 | | | * 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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