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Individual Calculations June 2017 |
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| Nelson, Jaco Total change: -17.80 | |   |
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| 2017 Capablanca Chess Festival (Fide RR B) | Southdowns College, Pretoria | RSA | 2017-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 1867 | 5.00 | 9 | 0.23 | 20 | 4.60 | |
|  Mazibuko, Khanya | c | | 1856 | RSA | 0.00 | 1 | -0.52 | 20 | -10.40 | |  Thabethe, Nhlanhla | | | 1842 | RSA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Laubscher, Anzel | | wm | 1738 | RSA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Pitso, Fusi Paulus | | | 1944 | RSA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Choko, Siyabonga V. | | | 1931 | RSA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Tavagwisa, Lawrence | | | 1886 | ZIM | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Klevansky, Aron | c | | 1814 | RSA | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Mfundisi, Sandile | | | 1862 | RSA | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Khumalo, Keith | | | 1720 | RSA | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | 2017 Gauteng Closed (Open) | Johannesburg | RSA | 2017-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1867 | 3.50 | 7 | -1.12 | 20 | -22.40 | |
| | Jacobs, Cavan | | | 1652 | RSA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Klevansky, Aron | c | | 1735 | RSA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Grobbelaar, Jacqui | | | 1633 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Jere, Daniel | m | | 2267 * | ZAM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Masiya, Mfundo | | | 1563 | RSA | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Laureles, Raymundo | | | 1564 | RSA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Tembo, Epah | | wm | 1807 | ZAM | 0.00 | 1 | -0.58 | 20 | -11.60 | | | * 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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