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Individual Calculations February 2023 |
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| Siemes, Robert Total change: -33.20 | |   |
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| Deutsche Schach-Amateurmeisterschaft 2022-2023 Q2 B | Potsdam | GER | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 1974 | 1.50 | 4 | -0.48 | 20 | -9.60 | |
|  Heise, Juergen | | | 1965 | GER | 0.50 | 1 | -0.01 | 20 | -0.20 | |  Kaehler, Arne | | | 1904 | GER | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Dimke, Markus, Dr. | | | 1997 | GER | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Quinones-Maletti, Julio Guillermo | | | 2049 | DEN | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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 B | Bad Wildungen | GER | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1974 | 1.50 | 5 | -1.18 | 20 | -23.60 | |
| | Petersen, Henrik | | | 1994 | GER | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Wildner, Bernd | | | 1946 | GER | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Limbach, Torsten | | | 1909 | GER | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Nechitailo, Nikita | | | 1833 | UKR | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Emde, Rainer | | | 2054 | GER | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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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