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Individual Calculations February 2020 |
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| Halfmann, Peter Total change: 7.80 | |   |
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| Krefelder Weihnachtsopen 2019 | Krefeld | GER | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1681 | 3.00 | 6 | 0.39 | 20 | 7.80 | |
|  Ratering, Jona | | | 2081 * | GER | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Luven, Thomas | | | 1481 | GER | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Busche, Klaus | | | 1962 | GER | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Dohmen, Franz Leo | | | 1503 | GER | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Unkrig, Frank | | | 1570 | GER | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Sell, Markus | | | 1890 | GER | 0.50 | 1 | 0.27 | 20 | 5.40 | | | * 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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