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Individual Calculations July 2009 |
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| Ruemmler, Roland Total change: 4.50 | |   |
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| 4.Naumburger Oster-Open | Naumburg | GER | 2009-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2154 | 2018 | 2.00 | 4 | 0.66 | 15 | 9.90 | |
|  Middelhoff, Cornelius | | | 2153 | GER | 0.50 | 1 | 0.18 | 15 | 2.70 | |  Muekke, Jens-Frieder | | | 2018 | GER | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Mihok, Oliver | f | | 2364 | HUN | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Stridde, Peter | | | 2081 | GER | 0.50 | 1 | 0.09 | 15 | 1.35 | |
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) | | | | 16.Janaer/Muehlhaeuser Schach-Open | Jena | GER | 2009-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 2018 | 1.50 | 3 | -0.36 | 15 | -5.40 | |
| | Brahn, Helmut | | | 1792 | GER | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Hess, Christian | f | | 2262 | GER | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Lorenz, Erik | | | 1698 | GER | 0.50 | 1 | -0.37 | 15 | -5.55 | |
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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