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Individual Calculations September 2023 |
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| Kahlert, Stefan Total change: 29.20 | |   |
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| 13. Guetersloher Sparkassen-Cup A-Gruppe | Guetersloh | GER | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1867 | 2.00 | 5 | 0.65 | 40 | 26.00 | |
|  Ramme, Christoph | | | 2142 | GER | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Stotyn, Fabian | c | | 2124 | GER | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Doering, Carsten | | | 2009 | GER | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Wortmann, Klaus Peter | | | 1995 | GER | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Potthoff, Phillip | | | 1968 | GER | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | 2. Kurt-Pape-Open Gruppe A | Bad Pyrmont | GER | 2023-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1867 | 3.00 | 6 | -0.02 | 40 | -0.80 | |
| | Renner, Kai | | | 2150 | GER | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Goldinger, Peter | | | 2072 | GER | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Drygala, Lars | | | 1737 | GER | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Muendoerfer, Sebastian | | | 1663 | GER | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Heuermann, Heinz-Burkhard | | | 1850 | GER | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Pozo Campos, Francisco | | | 1747 | GER | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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) | | | NOTE: K factor changed | | 17. Lessing-Open 2023 | Wolfenbuettel | GER | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 1867 | 2.50 | 5 | 0.20 | 20 | 4.00 | |
| | Lau, Udo | | | 2109 | GER | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Stepanjan, Marianne | | | 1580 | GER | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Lindenau, Jorge | | | 2004 | GER | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Grosselohmann, Gerhard | | | 1956 | GER | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Hoyer, Olaf | | | 1826 | 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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