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Individual Calculations January 2009 |
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| Van De Velpen, Frank Total change: -2.00 | |   |
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| 2B - r 1-3 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2125 | 1.00 | 3 | -0.08 | 25 | -2.00 | |
|  Wortel, Marten | | | 2305 | NED | 0.00 | 1 | -0.26 | 25 | -6.50 | |  Bor, Willem | | | 2243 | NED | 0.50 | 1 | 0.16 | 25 | 4.00 | | | Ratering, Wim | | | 2140 | NED | 0.50 | 1 | 0.02 | 25 | 0.50 | |
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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