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Individual Calculations August 2017 |
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| Mnguni, Jacob Dumisani Total change: 13.60 | |   |
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| South African Open Chess Championships 2017 (A-Section) | Durban | RSA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 2147 | 6.50 | 10 | 0.68 | 20 | 13.60 | |
|  Vassiliadis, John | | | 1747 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Wilken, Justin Barend | | | 1920 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Grover, Sahaj | g | | 2484 | IND | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Choko, Siyabonga V. | | | 1968 | RSA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Solomons, Deon | f | | 2120 | RSA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Mwali, Chitumbo | m | | 2356 | ZAM | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Tavagwisa, Lawrence | | | 1823 | ZIM | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Bhawoodien, Mohamed Ozayr | f | | 2103 | RSA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Makoto, Rodwell | m | | 2372 | ZIM | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Naidu, Sayen | | | 1865 | RSA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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