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Individual Calculations March 2023 |
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| Koehler, Ingo Total change: -4.80 | |   |
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| Deutsche Schach-Amateurmeisterschaft 2022-2023 Q4 D | Magdeburg | GER | 2023-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1607 | 2.00 | 5 | -0.24 | 20 | -4.80 | |
|  Schier, Richard | | | 1711 | GER | 0.00 | 1 | -0.36 | 20 | -7.20 | |  Petzold, Johannes Julius | | | 1265 | GER | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Stohwasser, Ralf, Dr. | | | 1730 | GER | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Franz, Niclas | | | 1695 | GER | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Manz, Andreas | | | 1766 | GER | 1.00 | 1 | 0.71 | 20 | 14.20 | |
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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