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Individual Calculations July 2023 |
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| Ratering, Jona Total change: 7.60 | |   |
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| 10. Krefelder Pfingst-Open 2023 | Krefeld | GER | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2151 | 5.50 | 7 | 0.38 | 20 | 7.60 | |
|  Wohlrabe, Joerg | | | 1751 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Hagenhoff, Georg | | | 1817 | GER | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Schwark, Mario | | | 1900 | GER | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Miezis, Normunds | g | | 2431 | LAT | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Gieseler, Felix | | | 1921 | GER | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Rummelshaus, Heinz | | | 1829 | GER | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Steingrobe, Udo | | | 2009 | GER | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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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