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Individual Calculations April 2009 |
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| Van Der Beek, Ruud Total change: 12.25 | |   |
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| 3F - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2000 | 0.00 | 2 | -0.49 | 25 | -12.25 | |
|  Ghysels, Chris | | | 2205 | BEL | 0.00 | 1 | -0.24 | 25 | -6.00 | |  Tiggelman, Rene | | | 2194 | NED | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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) | | | | 3E - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2032 | 1988 | 4.50 | 8 | 0.98 | 25 | 24.50 | |
| | Van De Hooven, Evert | | | 1984 | NED | 1.00 | 1 | 0.49 | 25 | 12.25 | | | Boulahfa, Hicham | | | 1992 | NED | 0.00 | 1 | -0.49 | 25 | -12.25 | | | Morice, Ludovic | | | 2056 | FRA | 0.00 | 1 | -0.41 | 25 | -10.25 | | | De Haas, Maarten | | | 1996 | NED | 1.00 | 1 | 0.51 | 25 | 12.75 | | | De Rooi, Paul | | | 2059 | NED | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Beukema, Henk Jan | | | 2028 | NED | 0.50 | 1 | 0.06 | 25 | 1.50 | | | Huijzer, Jacques | | | 2041 | NED | 0.50 | 1 | 0.07 | 25 | 1.75 | | | Breedveld, Andre | | | 2101 | NED | 1.00 | 1 | 0.65 | 25 | 16.25 | |
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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