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Individual Calculations January 2020 |
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| Marais, Nina Total change: 32.00 | |   |
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| 2019 South African Closed Chess Championship (Women) | Cape Town | RSA | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1657 | 6.50 | 11 | 0.80 | 40 | 32.00 | |
|  Wolmarans, Riekie | | | 1429 | RSA | 0.50 | 1 | -0.29 | 40 | -11.60 | |  Grobbelaar-Oertel, Jacqui | | | 1527 | RSA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Laubscher, Anzel | | wm | 1746 | RSA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Joubert, Dantelle | | wf | 1577 | RSA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Engelbrecht, Hanri | | wf | 1463 | RSA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Selkirk, Rebecca | | wc | 1819 | RSA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Du Plessis, Anika | | wm | 1576 | RSA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | February, Jesse Nikki | | wm | 1896 | RSA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Fisher, Michelle M | | wf | 1721 | RSA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Van Zyl, Charlize | | wm | 1677 | RSA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Van Niekerk, Robyn Julian | | | 1648 | RSA | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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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