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Individual Calculations August 2021 |
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| Duijker, Bert Total change: 15.20 | |   |
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| 18. Rheinland-Pfalz-Senioren-Open | Altenkirchen im Westerwald | GER | 2021-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1853 | 3.00 | 7 | 0.76 | 20 | 15.20 | |
|  Huettemann, Karl-Heinz | | | 2036 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Matzat, Andre | | | 1985 | GER | 0.50 | 1 | 0.18 | 20 | 3.60 | |  Sand, Rolf, Dr. | | | 1937 | GER | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Krueger, Erich | | | 2106 | GER | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Boeven, Manfred | | | 2037 | GER | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Kalepky, Helmut | | | 1962 | GER | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Supplieth, Peter | | | 1865 | GER | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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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