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Individual Calculations March 2023 |
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| Costello, Colin A Total change: 3.20 | |   |
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| 39. OBSenEM (Offene Berliner Senioren-Einzel-Meisterschaft) | Berlin | GER | 2023-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1857 | 4.50 | 9 | 0.16 | 20 | 3.20 | |
|  Timm, Christian | | | 1522 | GER | 0.50 | 1 | -0.38 | 20 | -7.60 | |  Geiss, Anne | | | 1457 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bauder, Herbert | | | 1974 | GER | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Wolf, Christian | | | 2083 | GER | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Pueschel, Werner | | | 2062 | GER | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Raitza, Olaf | f | | 2150 | GER | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Rausch, Erik, Dr. | | | 1753 | GER | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Ahlberg, Mario | | | 2008 | GER | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Andress, Sylvio | | | 1737 | GER | 0.50 | 1 | -0.16 | 20 | -3.20 | | | * 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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