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Individual Calculations September 2018 |
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| Phiri, I. Joseph Total change: -29.60 | |   |
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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 |
| 1951 | 1916 | 2.00 | 6 | -0.74 | 40 | -29.60 | |
|  Ngonga, Bornface | | | 2130 | ZAM | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Kameya, Robson | | | 2138 | ZAM | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Kabungo, Chiwama | | | 1720 | ZAM | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Mwali, Chitumbo | m | | 2316 * | ZAM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mwale, Samuel | | | 1516 * | ZAM | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Simwinga, Chishinga | | | 1884 | ZAM | 0.00 | 1 | -0.54 | 40 | -21.60 | | | * 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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