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Individual Calculations March 2012 |
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| Karsdorp, Nico Total change: -2.25 | |   |
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| Schaakfestival Groningen 2011 Open B | Groningen | NED | 2011-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 1881 | 4.00 | 9 | -0.15 | 15 | -2.25 | |
|  Lemstra, Bart | | | 2008 | NED | 0.00 | 1 | -0.33 | 15 | -4.95 | |  Pompstra, Henk | | | 1796 | NED | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Posch, Jan | | | 1831 | NED | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Vermeulen, Frans | | | 1926 | NED | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Pouw, Marcel | | | 1910 | NED | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Werff Van Der, Frank | | | 1892 | NED | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Mostertman, Xander | | | 1959 | NED | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Hess, Peter | | | 1948 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Velzen Van, Martin | | | 1919 | NED | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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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