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Individual Calculations April 2015 |
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| Ben, Magana Total change: 23.60 | |   |
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| Kenya National Chess League Round 2014/2015 r4-7 | Nairobi | KEN | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 2092 | 2.00 | 2 | 0.23 | 20 | 4.60 | |
|  Joseph, Maigua | | | 1801 | KEN | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Joseph, Kirega | | | 1692 * | KEN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | Nairobi Open Chess Championship - OPEN Section | Nairobi | KEN | 2015-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2130 | 2092 | 1.50 | 2 | 0.61 | 20 | 12.20 | |
| | Haruna, Nsubuga | c | | 2139 | UGA | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Kenneth, Omolo | | | 2121 | KEN | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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) | | | | Kiambu Open Chess Championship 2015 | Kiambu | KEN | 2015-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 2092 | 2.50 | 3 | 0.34 | 20 | 6.80 | |
| | Mugo, Mungai | | | 1692 * | KEN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Austin, Walela | | | 1831 | KEN | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Peter, Gilruth | | | 2153 | KEN | 0.50 | 1 | 0.08 | 20 | 1.60 | | | * 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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