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Individual Calculations September 2018 |
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| Kachenjela, Charles Total change: -2.20 | |   |
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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 |
| 2015 | 1873 | 1.50 | 5 | -0.11 | 20 | -2.20 | |
|  Chola, Midosantos | | | 2100 | ZAM | 0.50 | 1 | 0.29 | 20 | 5.80 | |  Chikuse, Leslie | | | 2130 | ZAM | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Siakasimbo, Aubrey | | | 2076 | ZAM | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Njamba, Reuben | | | 1661 | ZAM | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Masango, Spencer | | | 2107 | ZIM | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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