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Individual Calculations August 2022 |
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| Selkirk, Rebecca Total change: -60.20 | |   |
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| 2022 South African Open Chess Championships (Open) | Cape Town | RSA | 2022-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1745 | 4.00 | 11 | -3.01 | 20 | -60.20 | |
|  Beukes, Dante M | m | | 2234 | NAM | 0.00 | 1 | -0.04 | 20 | -0.80 | |  Grobbelaar, Jacqui | | | 1517 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Taute, Clayden | | | 1384 | RSA | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Sparks, Stephen | | | 1345 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nel, Rowan | | | 1530 | RSA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | De Jager, Luan | | | 1875 | RSA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Van Der Merwe, Alexander | | | 1776 | RSA | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Frick, Jacques | | | 1720 | RSA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Frank, Daniel | | | 1590 | RSA | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Makhetha, Tshepo | | | 1494 | RSA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Du Plessis, Anika | | wm | 1545 | RSA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | * 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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