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Individual Calculations February 2023 |
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| Grabenhorst, Joerg Total change: -31.40 | |   |
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| Deutsche Schach-Amateurmeisterschaft 2022-2023 Q2 C | Potsdam | GER | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1814 | 1.50 | 5 | -1.57 | 20 | -31.40 | |
|  Berndt, Ronald | | | 1767 | GER | 0.50 | 1 | -0.07 | 20 | -1.40 | |  Heyn, Peter | | | 1866 | GER | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Sasse, Leon | | | 1763 | GER | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Ullrich, Jan | | | 1754 | GER | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Rodriguez Klasen, Ennio | | | 1414 * | GER | 0.00 | 1 | -0.92 | 20 | -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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