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Individual Calculations February 2023 |
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| Boettcher, Tim Total change: 2.80 | |   |
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| Deutsche Schach-Amateurmeisterschaft 2022-2023 Q2 E | Potsdam | GER | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1430 | 1.00 | 3 | 0.07 | 40 | 2.80 | |
|  Stepanek, Vladimir | | | 1559 | GER | 1.00 | 1 | 0.67 | 40 | 26.80 | |  Friedel, Thomas | | | 1602 | GER | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Preissner, Laurenz | | | 1552 | GER | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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