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Individual Calculations August 2023 |
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| Mustafa, Abdulrahman Total change: -8.80 | |   |
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| Sparkassen Chess Trophy 2023 B-Open | Dortmund | GER | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1462 | 1.00 | 4 | -0.22 | 40 | -8.80 | |
|  Koch, Burkhard | | | 1765 | GER | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Jamal, Mahmoon | | | 1706 | GER | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Zickler, Ralf | | | 1514 | GER | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Kovalskyy, Alicia | | | 1496 | GER | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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