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Individual Calculations May 2017 |
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| Jurgensen, Graham Total change: -9.40 | |   |
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| 2017 Zambia Open Chess Championship - Masters Section | Lusaka | ZAM | 2017-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2120 | 2007 | 2.00 | 7 | -0.47 | 20 | -9.40 | |
|  Kaulule Siame, Kela | | | 2161 | ZAM | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Luanja, Geoffrey | | | 2197 | ZAM | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Mulenga, Peter | | | 1928 | ZAM | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Mwali, Chitumbo | m | | 2291 | ZAM | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Siuluta , Arnold | | | 2066 | ZAM | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Kameya, Robson | | | 2122 | ZAM | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Dimba, James | c | | 2078 | ZAM | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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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