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Individual Calculations August 2018 |
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| Buthelezi, Simphiwe Total change: 7.20 | |   |
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| 2018 South African Open Chess Championships (A-Section) | Bloemfontein | RSA | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1577 | 1413 | 2.50 | 8 | 0.18 | 40 | 7.20 | |
|  Magagula, Raymond | | | 1565 | RSA | 0.00 | 1 | -0.30 | 40 | -12.00 | |  Mahlangu, Sipho | | | 1679 | RSA | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Manaba, Thembani | | | 1664 | RSA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Fibiger, Jethro Nathanael | | | 1405 | RSA | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Phillips, Nigel J. | | | 1554 | RSA | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Kheswa, Itumeleng | | | 1580 | RSA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Valashia, Itumeleng Houston | | | 1575 | RSA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Kgosimotswedi, Aaron | | | 1593 | RSA | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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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