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Individual Calculations February 2020 |
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| Buller, Ian Joshua Total change: -63.20 | |   |
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| 13. Internationales Winteropen | Berlin | GER | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1965 | 5.00 | 7 | -0.19 | 40 | -7.60 | |
|  Martin, Gabriel | | | 1565 * | GER | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Bress, Aaron | | | 1793 | GER | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Stegmann, Jens | | | 1780 | GER | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Bartels, Vladimir | | | 1772 | NED | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Stein, Siegfried | | | 1798 | GER | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Metin, Altug | | | 1801 | GER | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Verbitsky, Jaroslaw | | | 1883 | GER | 1.00 | 1 | 0.39 | 40 | 15.60 | | | * 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) | | | | Deutsche Schach-Amateurmeisterschaft 2019-2020 Q3 B | Potsdam | GER | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1965 | 0.50 | 4 | -1.39 | 40 | -55.60 | |
| | Woithe, Daniel | | | 2039 | GER | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Schmidt, Peter | | | 1905 | GER | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Haelsig, Guenter, Dr. | | | 1887 | GER | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Lachmann, Utz | | | 2114 | GER | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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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