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Individual Calculations September 2021 |
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| Ostrovskiy, Andrey Total change: 3.10 | |   |
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| Oberliga Nord-Nord 2019/2020 August 2021 | various | GER | 2021-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2351 | 2422 | 1.50 | 2 | 0.31 | 10 | 3.10 | |
|  Hochgraefe, Markus, Dr. | f | | 2399 | GER | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Schulz, Karsten | f | | 2302 | GER | 1.00 | 1 | 0.34 | 10 | 3.40 | |
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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