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Individual Calculations August 2023 |
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| Kolthoff, Siegmund Total change: 7.00 | |   |
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| 28. Bad Bertricher Schachtage 2023 Seniorenturnier over 50 | Bad Bertrich | GER | 2023-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2060 | 5.00 | 7 | 0.35 | 20 | 7.00 | |
|  Goris-Schouwstra, Adry | | | 1706 | NED | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Ritter, Uwe | | | 1872 | GER | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Bauer, Dieter | | | 1747 | GER | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Bullert, Wolfgang | | | 1889 | GER | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Surmont, Yves | | | 1821 | BEL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Westerinen, Heikki M.j. | g | | 2239 | FIN | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Hassenrueck, Helmut | | | 2162 | GER | 0.50 | 1 | 0.14 | 20 | 2.80 | |
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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