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Individual Calculations January 2023 |
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| Kotze, Christiaan Total change: 61.20 | |   |
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| 2022 South African Junior Team Chess Championships (U18 Open) | Port Edward | RSA | 2022-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1305 | 2.50 | 3 | 1.53 | 40 | 61.20 | |
|  Sparg, Nathan | | | 1417 | RSA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Mokone, Gomolemo | | | 1226 | RSA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Simpson, Michael | | | 2002 | RSA | 0.50 | 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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