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Individual Calculations July 2023 |
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| Haselhorst, Helmut Total change: -19.80 | |   |
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| NRW-Klasse 1 2022-2023 May 2023 | various | GER | 2023-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 1995 | 0.00 | 2 | -0.99 | 20 | -19.80 | |
|  Boesel, Alexander | | | 2015 | GER | 0.00 | 1 | -0.47 | 20 | -9.40 | |  Ott, Mathias | | | 1980 | GER | 0.00 | 1 | -0.52 | 20 | -10.40 | |
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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