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Individual Calculations April 2009 |
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| Van Oosten, Arend Total change: -0.75 | |   |
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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 |
| 2179 | 2148 | 0.50 | 2 | -0.42 | 15 | -6.30 | |
|  Witt, Rob | f | | 2269 | NED | 0.50 | 1 | 0.16 | 15 | 2.40 | |  Haast, Mark | | | 2089 | NED | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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) | | | | 2Z - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2138 | 2149 | 5.00 | 9 | 0.37 | 15 | 5.55 | |
| | Nielsen, Jacob Woge | | | 2117 | DEN | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Van Hengel, Hugo | | | 2198 | NED | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Happel, Hendrik A | f | | 2199 | NED | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Lieverst, Paul | | | 2095 | NED | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Leburgue, Sylvain | | | 2119 | FRA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Poncin, Peter | | | 2099 | NED | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Paaske, Asger | | | 2137 | DEN | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Manuel, Peter | | | 2074 | NED | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Van Helvoort, Rob Am | | | 2204 | NED | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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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