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Individual Calculations February 2023 |
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| Lettko, Michael Total change: -3.40 | |   |
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| Krefelder Weihnachtsopen 2022 | Krefeld | GER | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1623 | 1687 | 3.50 | 6 | -0.17 | 20 | -3.40 | |
|  Ablohina, Inga | | | 1377 | UKR | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Gade, Niels Severin | | | 1427 | SUI | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Rades, Andreas | | | 1522 | GER | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Gruendker, Jona | | | 1601 | GER | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Oliveira, Jonathan De | | | 2208 | BRA | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Buchholz, Bernd | | | 1600 | GER | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | |
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