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Individual Calculations September 2022 |
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| Mlahleki, Vusimuzi Total change: -2.20 | |   |
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| JMC Women's Day FIDE Open | Johannesburg | RSA | 2022-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1948 | 5.00 | 6 | 0.45 | 20 | 9.00 | |
|  Gardiner, Noa Saxon | | wf | 1548 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sathish, Abinavah | | | 1389 | RSA | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Vorster, Stephanus | | | 1650 | RSA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Mabusela, Johannes Manyedi | m | | 2203 | RSA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Magagula, Raymond | | | 1637 | RSA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Teeke, Karabo | | | 1750 | RSA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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) | | | | Chess Power House 2nd RR (A) | Johannesburg | RSA | 2022-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1948 | 2.00 | 4 | -0.56 | 20 | -11.20 | |
| | Mpya, Tshediso M | | | 1825 | RSA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Horne, Andrew H | | | 1857 | RSA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Bornheim, Craig | c | | 2004 | RSA | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Vorster, Stephanus | | | 1650 | RSA | 0.50 | 1 | -0.35 | 20 | -7.00 | |
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) | | |
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