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Individual Calculations April 2009 |
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| Van Kooten, Luuk Total change: -8.70 | |   |
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| 1B - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2244 | 2255 | 0.50 | 2 | -0.53 | 15 | -7.95 | |
|  Van Eijk, Sander | f | | 2315 | NED | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Dickhoff, Ronald | | | 2172 | NED | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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) | | | | Schaakfestival Groningen - Groep A | Groningen | NED | 2008-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2257 | 2263 | 4.50 | 9 | -0.05 | 15 | -0.75 | |
|  Nijboer, Friso | g | | 2539 | NED | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Biedekoepper, Robert | | | 2133 | GER | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Ten Hertog, Hugo | | | 2118 | NED | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Burg, Twan | f | | 2382 | NED | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Hoeksema, Erik | m | | 2323 | NED | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Otte, Marijn | | | 2351 | NED | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Afek, Yochanan | m | | 2319 | ISR | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Kuling, Lody | | | 2195 | NED | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Admiraal, Miguoel | | | 1953 | NED | 0.50 | 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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