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Individual Calculations March 2010 |
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| Reinders, Joan Total change: -20.40 | |   |
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| Schaakfestival Groningen 2009 Open B | Groningen | NED | 2009-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1875 | 1.50 | 6 | -1.36 | 15 | -20.40 | |
|  Zuiderweg, Edwin | | | 2014 | NED | 0.00 | 1 | -0.31 | 15 | -4.65 | |  Vos, Tjark | | | 1698 | NED | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Daudzvardis, Janis | | | 2189 | LAT | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Lie, Terje | | | 1666 | NOR | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Werff Van Der, Frank | | | 1839 | NED | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Wissmann, Dolf | | | 1975 | NED | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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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