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Blitz:
Individual Calculations August 2022 |
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| Joubert, Natasha Total change: -19.80 | |   |
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| 2022 South African Open Chess Championships (Blitz) | Cape Town | RSA | 2022-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1641 | 1503 | 1.00 | 6 | -0.99 | 20 | -19.80 | |
|  Teeke, Karabo | | | 1795 | RSA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Hempe, Lilitha | | | 1787 | RSA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Van Niekerk, Lourenzo M. | | | 1682 | RSA | 1.00 | 1 | 0.73 | 20 | 14.60 | |  Van Zyl, Albrecht | | | 1705 | RSA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Taute, Clayden | | | 1384 | RSA | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Soojay, Jorah | | | 1493 | RSA | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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