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Individual Calculations February 2023 |
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| Schiffer, Stefan Total change: -4.00 | |   |
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| Deutsche Schach-Amateurmeisterschaft 2022-2023 Q2 A | Potsdam | GER | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2256 | 3.00 | 5 | -0.20 | 20 | -4.00 | |
|  Schunk, Thomas | f | | 2167 | GER | 1.00 | 1 | 0.38 | 20 | 7.60 | |  Perkampus, Laurin | | | 2174 | GER | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Kracht, Raphael | | | 2124 | GER | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Buchholz, Sebastian | | | 2178 | GER | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Brunke, Pascal | | | 2120 | GER | 0.50 | 1 | -0.18 | 20 | -3.60 | |
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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