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Individual Calculations August 2016 |
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| De Abreu, Roberto N Total change: 40.20 | |   |
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| South African Open Chess Championships 2016 (A-Section) | Cape Town | RSA | 2016-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 2057 | 6.50 | 10 | 0.55 | 20 | 11.00 | |
|  Wilson, Reginald | | | 1699 | RSA | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Basson, Heinrich | | | 1814 | RSA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Fredericks, Malcolm Mp. | | | 1896 | RSA | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Grobbelaar, Jacqui | | | 1657 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Klaasen, Calvin Jong | f | | 2210 | RSA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Seleka, Mahooana Victor | | | 1860 | RSA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Kobese, Watu | m | | 2344 | RSA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Mbedza, Richard | c | | 1947 | MAW | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Jere, Daniel | m | | 2368 | ZAM | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Meintjes, Jacques C. | | | 1973 | RSA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2016 South African Millionaire Satellite Chess Festival | Johannesburg | RSA | 2016-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 2057 | 5.50 | 7 | 1.46 | 20 | 29.20 | |
| | Waters, Anre | | | 1657 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Molebatsi, Teboho | | | 1734 | RSA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Makoto, Rodwell | m | | 2406 | ZIM | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Musekiwa, Michael | | | 1880 | BOT | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Mbedza, Richard | c | | 1947 | MAW | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Hercules, Benjamin Vincent | | | 2127 | RSA | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Simutowe, Musatwe | | | 2163 | ZAM | 0.50 | 1 | 0.14 | 20 | 2.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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