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Individual Calculations March 2011 |
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| Pompstra, Henk Total change: -28.00 | |   |
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| Schaakfestival Groningen 2010 Open B | Groningen | NED | 2010-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1824 | 2.00 | 7 | -1.12 | 25 | -28.00 | |
|  Hummel, Joop | | | 1972 | NED | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Posch, Jan | | | 1819 | NED | 0.00 | 1 | -0.51 | 25 | -12.75 | | | De Wit, Gerard | | | 1901 | NED | 0.50 | 1 | 0.11 | 25 | 2.75 | |  Wallace, Mitchel | | | 1906 | NED | 1.00 | 1 | 0.61 | 25 | 15.25 | | | Van Der Werff, Frank | | | 1876 | NED | 0.00 | 1 | -0.43 | 25 | -10.75 | | | Vyvyan, Philippe | | | 1781 | FRA | 0.00 | 1 | -0.56 | 25 | -14.00 | | | Mostertman, Johan | | | 1792 | NED | 0.00 | 1 | -0.54 | 25 | -13.50 | |
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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