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Individual Calculations January 2024 |
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| Verhoef, Jan-Meyer Total change: -12.80 | |   |
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| 2023 USSA Championships (Open) | Durban | RSA | 2023-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1438 | 1613 | 2.50 | 4 | -0.32 | 40 | -12.80 | |
|  Solomon, Simamkele | | | 1213 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Msimango, Senzo | | | 1536 | RSA | 0.00 | 1 | -0.61 | 40 | -24.40 | |  Maqalika, Christian | | | 1418 | RSA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Dortley, Devon | | | 1586 | RSA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | * 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) | | |
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