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Individual Calculations September 2018 |
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| Chola, Midosantos Total change: -22.00 | |   |
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| 2018 Zambia Open Chess Championships - Main Section | Lusaka | ZAM | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 2100 | 3.50 | 6 | -1.10 | 20 | -22.00 | |
|  Malambo, Engelbert | | | 1708 | ZAM | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kachenjela, Charles | | | 1873 | ZAM | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Lemmy, Chishala | | | 2028 | ZAM | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Malwa, Nswana | | | 1872 | ZAM | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Mukosha, Joshua | | | 1949 | ZAM | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Chinapu, Eric | | | 1862 | ZAM | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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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