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Individual Calculations August 2018 |
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| Vermeulen, George Barrett Total change: -22.80 | |   |
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| 2018 South African Open Chess Championships (A-Section) | Bloemfontein | RSA | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1662 | 5.00 | 11 | -0.57 | 40 | -22.80 | |
|  Cawdery, Daniel | m | | 2062 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Fibiger, Jethro Nathanael | | | 1405 | RSA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Swart, George | | | 1512 | RSA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Mthabisi, Sibanda | | | 1262 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Wilken, Justin Barend | | | 1889 | RSA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Seleka, Mahooana Victor | | | 1859 | RSA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Selkirk, Rebecca | | | 1776 | RSA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Marais, Franco | | | 1857 | RSA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Van Der Merwe, Alexander | | | 1477 | RSA | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Oosthuizen, Michal Jacobus | | | 1481 | RSA | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Schutte, Rico | | | 1645 | RSA | 0.50 | 1 | -0.02 | 40 | -0.80 | | | * 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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