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Individual Calculations August 2016 |
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| Wilken, Justin Barend Total change: 25.40 | |   |
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| 4th Piet Van Zyl Chess Festival (A-Section) | Bloemfontein | RSA | 2016-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1854 | 3.00 | 5 | -0.14 | 20 | -2.80 | |
|  Brugman, Ilse | | | 1454 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pitso, Fusi Paulus | | | 1969 | RSA | 0.50 | 1 | 0.16 | 20 | 3.20 | |  Mthunzi, Brighton | | | 2092 | RSA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Matsaung, Thapelo Isack | | | 1636 | RSA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Vermeulen, Ernestus Jacobus | | | 1491 | RSA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | * 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) | | | | South African Open Chess Championships 2016 (A-Section) | Cape Town | RSA | 2016-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1854 | 4.50 | 8 | -1.31 | 20 | -26.20 | |
| | Odendaal, Frederick | | | 2078 | RSA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Baxter, David Jarred | | | 1662 | RSA | 0.00 | 1 | -0.75 | 20 | -15.00 | | | September, Veroe | | | 1582 | RSA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Mpinganjira, Stanley Frank | | | 1623 | MAW | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Van Niekerk, Robyn Julian | | | 1621 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Magagula, Raymond | | | 1549 | RSA | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Matsaung, Thapelo Isack | | | 1636 | RSA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Reddy, Ananta | | | 1622 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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 |
| 1870 | 1854 | 6.50 | 8 | 2.72 | 20 | 54.40 | |
| | Oosthuizen, Michal Jacobus | | | 1454 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Waters, Anre | | | 1537 | RSA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Avelino, Fernandes | | | 2013 | ANG | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Longano, Michael Nicholas | | | 2042 | RSA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Makoto, Rodwell | m | | 2254 * | ZIM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mpya, Tshediso M | | | 1941 | RSA | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Xulu, Lindokuhle | | | 1775 | RSA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Mbedza, Richard | c | | 1947 | MAW | 0.50 | 1 | 0.13 | 20 | 2.60 | | | * 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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