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Individual Calculations February 2023 |
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| Groot, Patrick Total change: -1.00 | |   |
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| Internationales Winter Open 2022 | Berlin | GER | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1909 | 3.50 | 6 | -0.33 | 20 | -6.60 | |
|  Hoppe, Arthur | | | 1509 * | GER | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Albrecht, Constantin | | | 1399 | GER | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Kellner, Nikolaus | | | 1657 | AUT | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Brock, Friedemann | | | 2190 | GER | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Klotzek, Sebastian | | | 1643 | GER | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Polatel, Ali | | | 2197 | TUR | 0.50 | 1 | 0.34 | 20 | 6.80 | | | * 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) | | | | Vereinsmeisterschaft Schachfreunde Berlin 2024 January 2023 | Berlin | GER | 2023-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 1909 | 0.50 | 1 | 0.28 | 20 | 5.60 | |
| | Gaerths, Ronny | | | 2134 | GER | 0.50 | 1 | 0.28 | 20 | 5.60 | |
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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