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Individual Calculations June 2023 |
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| Petrak, Falk Total change: -3.80 | |   |
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| Landesliga Brandenburg 2022-2023 April 2023 | various | GER | 2023-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1846 | 1.00 | 2 | 0.29 | 20 | 5.80 | |
|  Stahr, Ralf-Peter | | | 2089 | GER | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Hauff, Andre | | | 1837 | GER | 0.50 | 1 | -0.01 | 20 | -0.20 | |
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) | | | | Landesliga Brandenburg 2022-2023 May 2023 | various | GER | 2023-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1846 | 1.00 | 1 | 0.63 | 20 | 12.60 | |
| | May, Ben-Iven | | | 1940 | GER | 1.00 | 1 | 0.63 | 20 | 12.60 | |
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) | | | | 10. Potsdamer Sommeropen | Potsdam | GER | 2023-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1846 | 3.00 | 6 | -1.11 | 20 | -22.20 | |
| | Langbein, Wolfgang, Dr. | | | 1446 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lippert, Daniel | | | 2086 | GER | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Gebigke, Martin | | | 2093 | GER | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Kaplan, Arne | | | 1457 | GER | 0.00 | 1 | -0.91 | 20 | -18.20 | | | Huenig, Eberhard | | | 1378 | GER | 0.50 | 1 | -0.45 | 20 | -9.00 | | | Veldhuis, Menno | | | 1403 | GER | 1.00 | 1 | 0.06 | 20 | 1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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