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Individual Calculations March 2010 |
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| Kampen, Bert Total change: 25.35 | |   |
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| Schaakfestival Groningen 2009 Mini A | Groningen | NED | 2009-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1861 | 1.00 | 4 | -0.21 | 15 | -3.15 | |
|  Walinga, Eric Jan | | | 2019 | NED | 0.00 | 1 | -0.29 | 15 | -4.35 | |  Hummel, Joop | | | 2025 | NED | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Westerop Van, Sebastiaan | | | 1983 | NED | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Bosveld, Henk | | | 2005 | NED | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | Corus Chess Tournament - Tien 3B | Wijk aan Zee | NED | 2010-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 1873 | 4.50 | 9 | 1.90 | 15 | 28.50 | |
| | Huijzer, Jacques | | | 2038 | NED | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Oosterom, Erik | | | 2107 | NED | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Van Westerop, Sebastiaan | | | 1983 | NED | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Brinkers, Kees | | | 1973 | NED | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Poncin, Peter | | | 2087 | NED | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Kroencke, Manfred | | | 2097 | GER | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Van Den Bergh, Ben | | | 2006 | NED | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Koelemij, Sinclair | | | 2041 | NED | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Wijgers, Ben | | | 1982 | NED | 0.50 | 1 | 0.15 | 15 | 2.25 | |
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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