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Individual Calculations February 2015 |
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| Bjarnehag, Peter Total change: -17.80 | |   |
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| 8. Internationales Schachturnier Winter-Open | Berlin | GER | 2014-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 2158 | 4.50 | 7 | -1.21 | 20 | -24.20 | |
|  Becker, Uwe | | | 1758 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Georgi, David | | | 1798 | GER | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Lange, Werner | | | 1858 | GER | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Hoffmann, Rainer | | | 2019 | GER | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Oelmann, Henry | | | 2005 | GER | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Meyer, Willfried | | | 1853 | GER | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Kunow, Frank | | | 1932 | GER | 0.50 | 1 | -0.29 | 20 | -5.80 | | | * 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) | | | | Div II 2 2014-15 rond 4 | Sweden | SWE | 2015-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2158 | 1.00 | 1 | 0.32 | 20 | 6.40 | |
| | Alarik, Martin | | | 2025 | SWE | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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