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Individual Calculations February 2019 |
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| Retzlaff, Thomas Total change: 7.20 | |   |
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| 4. Internationales Spandauer Weihnachtsopen | Berlin | GER | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1880 | 2.50 | 6 | 0.73 | 20 | 14.60 | |
|  Giese, Reinhard | | | 2099 | GER | 0.50 | 1 | 0.28 | 20 | 5.60 | |  Hartmann, Jakob | | | 2176 | GER | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Persson, Andreas | c | | 2121 | NOR | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Maki-Uuro, Miikka | m | | 2280 * | FIN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Allgaier, Erik | | | 2017 | GER | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Lalaev, Ashur | | | 1635 | RUS | 0.50 | 1 | -0.30 | 20 | -6.00 | | | * 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 2018-2019 Q3 C | Potsdam | GER | 2019-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1901 | 1.50 | 4 | -1.26 | 20 | -25.20 | |
| | Nacke, Lars | | | 1669 | GER | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bauer, Timon | | | 1829 | GER | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Zander, Sven | | | 1756 | GER | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Hecht, Uwe | | | 1767 | 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) | | | | Deutsche Schach-Amateurmeisterschaft 2018-2019 Q4 C | Magdeburg | GER | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1901 | 4.00 | 5 | 0.89 | 20 | 17.80 | |
| | Hoffmann, Simon | | | 1759 | GER | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Schefter, Juergen | | | 1834 | GER | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Binnewies, Markus | | | 1854 | GER | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Wiege, Matthias | | | 1754 | GER | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Stockmann, Till | | | 1856 | GER | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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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