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Individual Calculations August 2018 |
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| Modirwa, Ofentse Total change: -18.40 | |   |
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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 |
| 1328 | 1320 | 1.50 | 4 | -0.46 | 40 | -18.40 | |
|  Nyamandi, Langutani Lucas | | | 1262 | RSA | 0.50 | 1 | -0.08 | 40 | -3.20 | |  Posholi, Kamohelo | | | 1460 | RSA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Mamburu, Mutsidzi | | | 1313 | RSA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Essop, Rashied | | | 1278 | RSA | 0.00 | 1 | -0.56 | 40 | -22.40 | |
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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