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Individual Calculations August 2018 |
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| Nyamandi, Langutani Lucas Total change: 20.40 | |   |
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| 2018 South African Open Chess Championships (B-Section) | Bloemfontein | RSA | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1264 | 1262 | 2.50 | 4 | 0.51 | 40 | 20.40 | |
|  Joubert, Divan | | | 1086 | RSA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Posholi, Kamohelo | | | 1460 | RSA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Modirwa, Ofentse | | | 1320 | RSA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Boshoma, Chisomo | | | 1188 | RSA | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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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