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Blitz:
Individual Calculations August 2017 |
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| De Abreu, Roberto N Total change: 3.40 | |   |
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| South African Open Chess Championships 2017 (Blitz) | Durban | RSA | 2017-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1993 | 4.00 | 6 | 0.17 | 20 | 3.40 | |
|  Jikijela, Musa | | | 1650 | RSA | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Mafanya, Kulasande | | | 1883 | RSA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Mwali, Chitumbo | m | | 2294 | ZAM | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Khondowe, Davidson | | | 1772 | RSA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Mlahleki, Vusimuzi | | | 1871 | RSA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Pesa, Mofoka A. | | | 1845 | RSA | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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