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Blitz:
Individual Calculations September 2022 |
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| Swartz, David Total change: 8.60 | |   |
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| Chessheroes Bowls Club Zoo Lake Challenge | Johannesburg | RSA | 2022-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1674 | 1.00 | 4 | 0.43 | 20 | 8.60 | |
|  Mabusela, Johannes Manyedi | m | | 2204 | RSA | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Mhango, Banele | f | | 2238 | RSA | 1.00 | 1 | 0.98 | 20 | 19.60 | | | Bayani, Kuda | | | 2011 | BOT | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Makondo, Bafana | | | 1746 | RSA | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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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