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Individual Calculations January 2020 |
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| Atwoli, Joseph Total change: -9.40 | |   |
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| The 2019 Kenya National Chess Championship - Open | Nairobi | KEN | 2019-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1783 | 1991 | 5.50 | 8 | -0.47 | 20 | -9.40 | |
|  Mwatu, Owen Musyoki | | | 1591 * | KEN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Young, Collins | | | 1718 | KEN | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Kagambi, Lawrence | | | 1800 | KEN | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Hugh, Misiko Okonga | | | 1616 | KEN | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Okeyo, Austin Steve | | | 1903 | KEN | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Mulaga, Geoffrey | | | 1760 | KEN | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Sijenyi, Stephen Ouma | f | | 1923 | KEN | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Hinga, Githinji | | | 1951 | KEN | 0.00 | 1 | -0.56 | 20 | -11.20 | | | * 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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