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Individual Calculations April 2009 |
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| Schipper, Rijk Total change: -1.20 | |   |
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| 2C - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2334 | 2141 | 0.50 | 2 | 0.00 | 15 | 0.00 | |
|  Bertholee, Rob | f | | 2371 | NED | 0.50 | 1 | 0.29 | 15 | 4.35 | |  Van Vliet, Jeffrey | | | 2296 | NED | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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 - Compact A | Groningen | NED | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2141 | 1.50 | 3 | -0.08 | 15 | -1.20 | |
| | Van Zetten, Maarten | | | 1976 | NED | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Costello, Colin | | | 2029 | ENG | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Rothuis, Vincent | m | | 2370 | NED | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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