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Individual Calculations September 2015 |
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| Verhoef, Pieter Total change: -44.40 | |   |
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| Dutch Open 2015 - Reserve A | Dieren | NED | 2015-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 2015 | 5.50 | 8 | 1.08 | 40 | 43.20 | |
|  Tulfer, Paul | | | 1895 | NED | 1.00 | 1 | 0.34 | 40 | 13.60 | |  Haslinger, Gareth J | | | 2060 | ENG | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Zwirs, Jasper | | | 1893 | NED | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Berghuis, Marten | | | 1930 | NED | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Jansen, Norbert | | | 2079 | NED | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Etmans, Maarten | f | | 2008 | NED | 0.50 | 1 | -0.01 | 40 | -0.40 | | | De Wit, Albert | | | 2004 | NED | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Binnendijk, Ferdinand | | | 1949 | NED | 1.00 | 1 | 0.41 | 40 | 16.40 | |
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) | | | | 7th International Chess Openin Vellmar Open A | Vellmar | GER | 2015-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 2015 | 2.50 | 7 | -2.19 | 40 | -87.60 | |
| | Koellner, Ruben Gideon | | | 1790 | GER | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Lukas, Anne | | | 1801 | GER | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Schirra, Maurice | | | 1828 | GER | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Bleecke, Sebastian | | | 1932 | GER | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Humburg, Philipp | | | 2186 | GER | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Koronowski, Heinz-Juergen | | | 1700 | GER | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Bauch, Frank | | | 1899 | GER | 0.00 | 1 | -0.66 | 40 | -26.40 | |
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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