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Individual Calculations February 2018 |
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| Muchai, James Total change: 12.20 | |   |
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| Kenya National Chess Championship 2017 Open | Nairobi | KEN | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1828 | 3.50 | 5 | -0.07 | 40 | -2.80 | |
|  Kinoti, Timothy Mwenda | | | 1428 * | KEN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mulindi, Trevor Murengu | | | 1505 | KEN | 0.50 | 1 | -0.37 | 40 | -14.80 | |  Juma, Maxwell | | | 1590 | KEN | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Methu, Joseph Muragu | | | 1971 | KEN | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Hongo, Victor Machel | | | 1706 | KEN | 0.50 | 1 | -0.17 | 40 | -6.80 | | | * 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) | | | NOTE: K factor changed | | Second Phase Olympiad Qualifiers - Open Section | Nairobi | KEN | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1828 | 4.00 | 6 | 0.75 | 20 | 15.00 | |
| | Hinga, Githinji | | | 2114 | KEN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Juma, Maxwell | | | 1590 | KEN | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Nyaga, James Kabui | | | 1634 | KEN | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Ndegwa, Jackson Kamau | | | 1944 | KEN | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Singe, Philip Mbawala | | | 1884 | KEN | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Michuki, Francis | | | 1605 | KEN | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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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