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Individual Calculations September 2018 |
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| Ngulube, Stanley Total change: -56.00 | |   |
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| 2018 Zambia Open Chess Championships - Over 50 Section | Lusaka | ZAM | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1768 | 0.00 | 2 | -1.40 | 40 | -56.00 | |
|  Kalapizya, Moses | | | 1566 | ZAM | 0.00 | 1 | -0.76 | 40 | -30.40 | |  Banda, Graham | | | 1669 | ZAM | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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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