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Individual Calculations February 2018 |
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| Sirat, Omar Total change: 50.00 | |   |
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| Kenya National Chess Championship 2017 Open | Nairobi | KEN | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1588 | 2.00 | 5 | 1.25 | 40 | 50.00 | |
|  Nderitu, George | | | 1861 | KEN | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Kagambi, Lawrence | | | 1907 | KEN | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Omondi, Kevins Joseph | | | 1919 | KEN | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Mumia, Andrew | | | 1909 | KEN | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Maigua, Joseph Ngooro | | | 1831 | KEN | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | |
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