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Individual Calculations February 2023 |
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| Boll, Kai Total change: 5.00 | |   |
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| Deutsche Schach-Amateurmeisterschaft 2022-2023 Q2 F | Potsdam | GER | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1348 | 1305 | 2.00 | 3 | 0.67 | 20 | 13.40 | |
|  Huenig, Eberhard | | | 1353 | GER | 0.50 | 1 | 0.07 | 20 | 1.40 | |  Grumbach, Thomas | | | 1488 | GER | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Schlaeger, Michael | | | 1202 | GER | 1.00 | 1 | 0.36 | 20 | 7.20 | |
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) | | | | Deutsche Schach-Amateurmeisterschaft 2022-2023 Q3 F | Bad Wildungen | GER | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1305 | 0.50 | 2 | -0.42 | 20 | -8.40 | |
| | Bockheim, Guido | | | 1357 | GER | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Stolzenwald, Frank | | | 1309 | GER | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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