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Individual Calculations February 2018 |
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| Mmata, Brian Total change: 13.40 | |   |
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| Kenya National Chess Championship 2017 Open | Nairobi | KEN | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1800 | 4.00 | 7 | 0.61 | 20 | 12.20 | |
|  Gohil, Mehul | | | 2055 | KEN | 1.00 | 1 | 0.81 | 20 | 16.20 | |  Hinga, Githinji | | | 2114 | KEN | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Odhiambo, Harmony | | | 1512 | KEN | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Omondi, Kevins Joseph | | | 1919 | KEN | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Mukabi, John | c | | 1881 | KEN | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Lamba, Tole | | | 1491 | KEN | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Mwamburi, Nixon | | | 1703 | KEN | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | Second Phase Olympiad Qualifiers - Open Section | Nairobi | KEN | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1800 | 3.50 | 6 | 0.06 | 20 | 1.20 | |
| | Sijenyi, Stephen Ouma | f | | 2011 | KEN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Weru, Peniel | | | 1400 * | KEN | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mulindi, Trevor Murengu | | | 1505 | KEN | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Mulaga, Geoffrey | | | 1834 | KEN | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Adorwa, Brian Kadenge | | | 1779 | KEN | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Maigua, Joseph Ngooro | | | 1831 | KEN | 1.00 | 1 | 0.54 | 20 | 10.80 | | | * 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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