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Individual Calculations June 2023 |
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| Ruckriegel, Helmut Total change: -10.00 | |   |
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| 63. Offene Koelner Stadtmeisterschaft | Koeln | GER | 2023-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1821 | 1311 | 0.00 | 4 | -0.25 | 40 | -10.00 | |
|  Hoekstra, Peter | | | 2021 | NED | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Hertling, Juergen | | | 1708 | GER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Asadzade, Muhammed | | | 1626 | GER | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Schreck, Alexander | | | 1929 | GER | 0.00 | 1 | -0.02 | 40 | -0.80 | |
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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