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Individual Calculations April 2008 |
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| Helder, Marc Total change: 39.50 | |   |
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| Corus Chess 2008 - Tienkamp 2D | Wijk aan Zee | NED | 2008-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2105 | 5.50 | 9 | 1.58 | 25 | 39.50 | |
|  Roering, Ed | | | 2053 | NED | 0.00 | 1 | -0.57 | 25 | -14.25 | |  Osterwald, Elwin | | | 2186 | NED | 1.00 | 1 | 0.61 | 25 | 15.25 | | | Ghijsen, Pim | | | 2178 | NED | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Bossert, Christian | f | | 2249 | GER | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Van Hengel, Hugo | | | 2201 | NED | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Burlage, George | | | 2058 | NED | 1.00 | 1 | 0.43 | 25 | 10.75 | | | Van Der Gracht, Wilko | | | 2098 | NED | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Gijswijt, Bart | | | 2223 | NED | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Oosterom, Erik | | | 2134 | NED | 0.50 | 1 | 0.04 | 25 | 1.00 | |
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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